Home / 9,411.36-14,117-4,475.20

Finding the Fourth Proportional to 9,411.36, 14,117 and 4,475.20

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Solution

The fourth proportional to 9,411.36, 14,117 and 4,475.20 is: 6,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.36 : 14,117 = 4,475.20 : x
  2. Step 2: Convert to fraction form
    9,411.36/14,117 = 4,475.20/x
  3. Step 3: Cross multiply
    9,411.36x = 14,117 × 4,475.20
  4. Step 4: Simplify right side
    9,411.36x = 63,176,398.40
  5. Step 5: Solve for x
    x = 63,176,398.40/9,411.36
  6. Step 6: Final answer
    x = 6,712.78

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1.5x scale

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.