Home / 10,087.56-15,090.64-9,037.19

Finding the Fourth Proportional to 10,087.56, 15,090.64 and 9,037.19

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Solution

The fourth proportional to 10,087.56, 15,090.64 and 9,037.19 is: 13,519.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087.56 : 15,090.64 = 9,037.19 : x
  2. Step 2: Convert to fraction form
    10,087.56/15,090.64 = 9,037.19/x
  3. Step 3: Cross multiply
    10,087.56x = 15,090.64 × 9,037.19
  4. Step 4: Simplify right side
    10,087.56x = 136,376,996.04
  5. Step 5: Solve for x
    x = 136,376,996.04/10,087.56
  6. Step 6: Final answer
    x = 13,519.32

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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.