Home / 7,360.38-10,156.98-4,173.63

Finding the Fourth Proportional to 7,360.38, 10,156.98 and 4,173.63

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Solution

The fourth proportional to 7,360.38, 10,156.98 and 4,173.63 is: 5,759.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.38 : 10,156.98 = 4,173.63 : x
  2. Step 2: Convert to fraction form
    7,360.38/10,156.98 = 4,173.63/x
  3. Step 3: Cross multiply
    7,360.38x = 10,156.98 × 4,173.63
  4. Step 4: Simplify right side
    7,360.38x = 42,391,476.44
  5. Step 5: Solve for x
    x = 42,391,476.44/7,360.38
  6. Step 6: Final answer
    x = 5,759.41

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Half scale
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Double scale
Find fourth proportional to 7,361.38, 10,158.36 and 4,174.63
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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.