Home / 4,665.12-6,437.28-2,675.40

Finding the Fourth Proportional to 4,665.12, 6,437.28 and 2,675.40

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Solution

The fourth proportional to 4,665.12, 6,437.28 and 2,675.40 is: 3,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.12 : 6,437.28 = 2,675.40 : x
  2. Step 2: Convert to fraction form
    4,665.12/6,437.28 = 2,675.40/x
  3. Step 3: Cross multiply
    4,665.12x = 6,437.28 × 2,675.40
  4. Step 4: Simplify right side
    4,665.12x = 17,222,298.91
  5. Step 5: Solve for x
    x = 17,222,298.91/4,665.12
  6. Step 6: Final answer
    x = 3,691.72

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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.