Home / 4,665.12-6,437.84-2,569.12

Finding the Fourth Proportional to 4,665.12, 6,437.84 and 2,569.12

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Solution

The fourth proportional to 4,665.12, 6,437.84 and 2,569.12 is: 3,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.12 : 6,437.84 = 2,569.12 : x
  2. Step 2: Convert to fraction form
    4,665.12/6,437.84 = 2,569.12/x
  3. Step 3: Cross multiply
    4,665.12x = 6,437.84 × 2,569.12
  4. Step 4: Simplify right side
    4,665.12x = 16,539,583.50
  5. Step 5: Solve for x
    x = 16,539,583.50/4,665.12
  6. Step 6: Final answer
    x = 3,545.37

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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.