Home / 10,087.74-15,131.48-4,537.16

Finding the Fourth Proportional to 10,087.74, 15,131.48 and 4,537.16

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Solution

The fourth proportional to 10,087.74, 15,131.48 and 4,537.16 is: 6,805.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.74 : 15,131.48 = 4,537.16 : x
  2. Step 2: Convert to fraction form
    10,087.74/15,131.48 = 4,537.16/x
  3. Step 3: Cross multiply
    10,087.74x = 15,131.48 × 4,537.16
  4. Step 4: Simplify right side
    10,087.74x = 68,653,945.80
  5. Step 5: Solve for x
    x = 68,653,945.80/10,087.74
  6. Step 6: Final answer
    x = 6,805.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.