Home / 4,377.71-6,565.56-1,257.69

Finding the Fourth Proportional to 4,377.71, 6,565.56 and 1,257.69

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Solution

The fourth proportional to 4,377.71, 6,565.56 and 1,257.69 is: 1,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.71 : 6,565.56 = 1,257.69 : x
  2. Step 2: Convert to fraction form
    4,377.71/6,565.56 = 1,257.69/x
  3. Step 3: Cross multiply
    4,377.71x = 6,565.56 × 1,257.69
  4. Step 4: Simplify right side
    4,377.71x = 8,257,439.16
  5. Step 5: Solve for x
    x = 8,257,439.16/4,377.71
  6. Step 6: Final answer
    x = 1,886.25

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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.