Home / 9,766.13-13,476.67-5,989.31

Finding the Fourth Proportional to 9,766.13, 13,476.67 and 5,989.31

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Solution

The fourth proportional to 9,766.13, 13,476.67 and 5,989.31 is: 8,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.13 : 13,476.67 = 5,989.31 : x
  2. Step 2: Convert to fraction form
    9,766.13/13,476.67 = 5,989.31/x
  3. Step 3: Cross multiply
    9,766.13x = 13,476.67 × 5,989.31
  4. Step 4: Simplify right side
    9,766.13x = 80,715,954.40
  5. Step 5: Solve for x
    x = 80,715,954.40/9,766.13
  6. Step 6: Final answer
    x = 8,264.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.