Home / 7,801.25-10,765.52-4,614.71

Finding the Fourth Proportional to 7,801.25, 10,765.52 and 4,614.71

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Solution

The fourth proportional to 7,801.25, 10,765.52 and 4,614.71 is: 6,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801.25 : 10,765.52 = 4,614.71 : x
  2. Step 2: Convert to fraction form
    7,801.25/10,765.52 = 4,614.71/x
  3. Step 3: Cross multiply
    7,801.25x = 10,765.52 × 4,614.71
  4. Step 4: Simplify right side
    7,801.25x = 49,679,752.80
  5. Step 5: Solve for x
    x = 49,679,752.80/7,801.25
  6. Step 6: Final answer
    x = 6,368.18

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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.