Home / 7,569.41-10,447.31-4,426.61

Finding the Fourth Proportional to 7,569.41, 10,447.31 and 4,426.61

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Solution

The fourth proportional to 7,569.41, 10,447.31 and 4,426.61 is: 6,109.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.41 : 10,447.31 = 4,426.61 : x
  2. Step 2: Convert to fraction form
    7,569.41/10,447.31 = 4,426.61/x
  3. Step 3: Cross multiply
    7,569.41x = 10,447.31 × 4,426.61
  4. Step 4: Simplify right side
    7,569.41x = 46,246,125.75
  5. Step 5: Solve for x
    x = 46,246,125.75/7,569.41
  6. Step 6: Final answer
    x = 6,109.61

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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.