Home / 10,348.06-15,485.17-8,966.14

Finding the Fourth Proportional to 10,348.06, 15,485.17 and 8,966.14

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Solution

The fourth proportional to 10,348.06, 15,485.17 and 8,966.14 is: 13,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.06 : 15,485.17 = 8,966.14 : x
  2. Step 2: Convert to fraction form
    10,348.06/15,485.17 = 8,966.14/x
  3. Step 3: Cross multiply
    10,348.06x = 15,485.17 × 8,966.14
  4. Step 4: Simplify right side
    10,348.06x = 138,842,202.14
  5. Step 5: Solve for x
    x = 138,842,202.14/10,348.06
  6. Step 6: Final answer
    x = 13,417.22

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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.