Home / 8,333.68-11,499.96-4,607.76

Finding the Fourth Proportional to 8,333.68, 11,499.96 and 4,607.76

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Solution

The fourth proportional to 8,333.68, 11,499.96 and 4,607.76 is: 6,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.68 : 11,499.96 = 4,607.76 : x
  2. Step 2: Convert to fraction form
    8,333.68/11,499.96 = 4,607.76/x
  3. Step 3: Cross multiply
    8,333.68x = 11,499.96 × 4,607.76
  4. Step 4: Simplify right side
    8,333.68x = 52,989,055.69
  5. Step 5: Solve for x
    x = 52,989,055.69/8,333.68
  6. Step 6: Final answer
    x = 6,358.42

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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.