Home / 7,427.08-10,248.69-4,282.66

Finding the Fourth Proportional to 7,427.08, 10,248.69 and 4,282.66

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Solution

The fourth proportional to 7,427.08, 10,248.69 and 4,282.66 is: 5,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.08 : 10,248.69 = 4,282.66 : x
  2. Step 2: Convert to fraction form
    7,427.08/10,248.69 = 4,282.66/x
  3. Step 3: Cross multiply
    7,427.08x = 10,248.69 × 4,282.66
  4. Step 4: Simplify right side
    7,427.08x = 43,891,654.72
  5. Step 5: Solve for x
    x = 43,891,654.72/7,427.08
  6. Step 6: Final answer
    x = 5,909.68

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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.