Home / 7,753.29-10,699.45-4,216.42

Finding the Fourth Proportional to 7,753.29, 10,699.45 and 4,216.42

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Solution

The fourth proportional to 7,753.29, 10,699.45 and 4,216.42 is: 5,818.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.29 : 10,699.45 = 4,216.42 : x
  2. Step 2: Convert to fraction form
    7,753.29/10,699.45 = 4,216.42/x
  3. Step 3: Cross multiply
    7,753.29x = 10,699.45 × 4,216.42
  4. Step 4: Simplify right side
    7,753.29x = 45,113,374.97
  5. Step 5: Solve for x
    x = 45,113,374.97/7,753.29
  6. Step 6: Final answer
    x = 5,818.61

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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.