Home / 7,753.28-10,699.65-4,216.59

Finding the Fourth Proportional to 7,753.28, 10,699.65 and 4,216.59

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Solution

The fourth proportional to 7,753.28, 10,699.65 and 4,216.59 is: 5,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.28 : 10,699.65 = 4,216.59 : x
  2. Step 2: Convert to fraction form
    7,753.28/10,699.65 = 4,216.59/x
  3. Step 3: Cross multiply
    7,753.28x = 10,699.65 × 4,216.59
  4. Step 4: Simplify right side
    7,753.28x = 45,116,037.19
  5. Step 5: Solve for x
    x = 45,116,037.19/7,753.28
  6. Step 6: Final answer
    x = 5,818.97

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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.