Home / 7,360.36-10,157.16-4,003.24

Finding the Fourth Proportional to 7,360.36, 10,157.16 and 4,003.24

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Solution

The fourth proportional to 7,360.36, 10,157.16 and 4,003.24 is: 5,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.36 : 10,157.16 = 4,003.24 : x
  2. Step 2: Convert to fraction form
    7,360.36/10,157.16 = 4,003.24/x
  3. Step 3: Cross multiply
    7,360.36x = 10,157.16 × 4,003.24
  4. Step 4: Simplify right side
    7,360.36x = 40,661,549.20
  5. Step 5: Solve for x
    x = 40,661,549.20/7,360.36
  6. Step 6: Final answer
    x = 5,524.40

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Half scale
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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.