Home / 9,729.86-13,423.52-5,951.14

Finding the Fourth Proportional to 9,729.86, 13,423.52 and 5,951.14

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Solution

The fourth proportional to 9,729.86, 13,423.52 and 5,951.14 is: 8,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,729.86 : 13,423.52 = 5,951.14 : x
  2. Step 2: Convert to fraction form
    9,729.86/13,423.52 = 5,951.14/x
  3. Step 3: Cross multiply
    9,729.86x = 13,423.52 × 5,951.14
  4. Step 4: Simplify right side
    9,729.86x = 79,885,228.13
  5. Step 5: Solve for x
    x = 79,885,228.13/9,729.86
  6. Step 6: Final answer
    x = 8,210.31

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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.