Home / 10,689.06-16,030.85-5,061.18

Finding the Fourth Proportional to 10,689.06, 16,030.85 and 5,061.18

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Solution

The fourth proportional to 10,689.06, 16,030.85 and 5,061.18 is: 7,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689.06 : 16,030.85 = 5,061.18 : x
  2. Step 2: Convert to fraction form
    10,689.06/16,030.85 = 5,061.18/x
  3. Step 3: Cross multiply
    10,689.06x = 16,030.85 × 5,061.18
  4. Step 4: Simplify right side
    10,689.06x = 81,135,052.21
  5. Step 5: Solve for x
    x = 81,135,052.21/10,689.06
  6. Step 6: Final answer
    x = 7,590.47

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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.