Home / 6,385.71-9,575.53-2,225.21

Finding the Fourth Proportional to 6,385.71, 9,575.53 and 2,225.21

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Solution

The fourth proportional to 6,385.71, 9,575.53 and 2,225.21 is: 3,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.71 : 9,575.53 = 2,225.21 : x
  2. Step 2: Convert to fraction form
    6,385.71/9,575.53 = 2,225.21/x
  3. Step 3: Cross multiply
    6,385.71x = 9,575.53 × 2,225.21
  4. Step 4: Simplify right side
    6,385.71x = 21,307,565.11
  5. Step 5: Solve for x
    x = 21,307,565.11/6,385.71
  6. Step 6: Final answer
    x = 3,336.76

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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.