Home / 6,569.60-9,064.32-3,917.92

Finding the Fourth Proportional to 6,569.60, 9,064.32 and 3,917.92

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Solution

The fourth proportional to 6,569.60, 9,064.32 and 3,917.92 is: 5,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,569.60 : 9,064.32 = 3,917.92 : x
  2. Step 2: Convert to fraction form
    6,569.60/9,064.32 = 3,917.92/x
  3. Step 3: Cross multiply
    6,569.60x = 9,064.32 × 3,917.92
  4. Step 4: Simplify right side
    6,569.60x = 35,513,280.61
  5. Step 5: Solve for x
    x = 35,513,280.61/6,569.60
  6. Step 6: Final answer
    x = 5,405.70

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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.