Home / 7,360.42-10,157.40-4,003.23

Finding the Fourth Proportional to 7,360.42, 10,157.40 and 4,003.23

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Solution

The fourth proportional to 7,360.42, 10,157.40 and 4,003.23 is: 5,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.42 : 10,157.40 = 4,003.23 : x
  2. Step 2: Convert to fraction form
    7,360.42/10,157.40 = 4,003.23/x
  3. Step 3: Cross multiply
    7,360.42x = 10,157.40 × 4,003.23
  4. Step 4: Simplify right side
    7,360.42x = 40,662,408.40
  5. Step 5: Solve for x
    x = 40,662,408.40/7,360.42
  6. Step 6: Final answer
    x = 5,524.47

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Half scale
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Double scale
Find fourth proportional to 7,361.42, 10,158.78 and 4,004.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.