Home / 9,137.19-13,701.54-4,753.47

Finding the Fourth Proportional to 9,137.19, 13,701.54 and 4,753.47

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Solution

The fourth proportional to 9,137.19, 13,701.54 and 4,753.47 is: 7,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.19 : 13,701.54 = 4,753.47 : x
  2. Step 2: Convert to fraction form
    9,137.19/13,701.54 = 4,753.47/x
  3. Step 3: Cross multiply
    9,137.19x = 13,701.54 × 4,753.47
  4. Step 4: Simplify right side
    9,137.19x = 65,129,859.34
  5. Step 5: Solve for x
    x = 65,129,859.34/9,137.19
  6. Step 6: Final answer
    x = 7,128.00

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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.