Home / 9,943.17-13,721.50-5,466.80

Finding the Fourth Proportional to 9,943.17, 13,721.50 and 5,466.80

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Solution

The fourth proportional to 9,943.17, 13,721.50 and 5,466.80 is: 7,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.17 : 13,721.50 = 5,466.80 : x
  2. Step 2: Convert to fraction form
    9,943.17/13,721.50 = 5,466.80/x
  3. Step 3: Cross multiply
    9,943.17x = 13,721.50 × 5,466.80
  4. Step 4: Simplify right side
    9,943.17x = 75,012,737.34
  5. Step 5: Solve for x
    x = 75,012,737.34/9,943.17
  6. Step 6: Final answer
    x = 7,544.15

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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.