Home / 9,824.11-13,557.30-5,347.91

Finding the Fourth Proportional to 9,824.11, 13,557.30 and 5,347.91

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Solution

The fourth proportional to 9,824.11, 13,557.30 and 5,347.91 is: 7,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.11 : 13,557.30 = 5,347.91 : x
  2. Step 2: Convert to fraction form
    9,824.11/13,557.30 = 5,347.91/x
  3. Step 3: Cross multiply
    9,824.11x = 13,557.30 × 5,347.91
  4. Step 4: Simplify right side
    9,824.11x = 72,503,220.24
  5. Step 5: Solve for x
    x = 72,503,220.24/9,824.11
  6. Step 6: Final answer
    x = 7,380.13

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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.