Home / 7,116.93-10,666.15-2,952.18

Finding the Fourth Proportional to 7,116.93, 10,666.15 and 2,952.18

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Solution

The fourth proportional to 7,116.93, 10,666.15 and 2,952.18 is: 4,424.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.93 : 10,666.15 = 2,952.18 : x
  2. Step 2: Convert to fraction form
    7,116.93/10,666.15 = 2,952.18/x
  3. Step 3: Cross multiply
    7,116.93x = 10,666.15 × 2,952.18
  4. Step 4: Simplify right side
    7,116.93x = 31,488,387.33
  5. Step 5: Solve for x
    x = 31,488,387.33/7,116.93
  6. Step 6: Final answer
    x = 4,424.43

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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.