Home / 7,753.24-10,699.68-4,216.69

Finding the Fourth Proportional to 7,753.24, 10,699.68 and 4,216.69

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Solution

The fourth proportional to 7,753.24, 10,699.68 and 4,216.69 is: 5,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.24 : 10,699.68 = 4,216.69 : x
  2. Step 2: Convert to fraction form
    7,753.24/10,699.68 = 4,216.69/x
  3. Step 3: Cross multiply
    7,753.24x = 10,699.68 × 4,216.69
  4. Step 4: Simplify right side
    7,753.24x = 45,117,233.66
  5. Step 5: Solve for x
    x = 45,117,233.66/7,753.24
  6. Step 6: Final answer
    x = 5,819.15

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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.