Home / 8,528.52-12,795.84-2,983.39

Finding the Fourth Proportional to 8,528.52, 12,795.84 and 2,983.39

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Solution

The fourth proportional to 8,528.52, 12,795.84 and 2,983.39 is: 4,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.52 : 12,795.84 = 2,983.39 : x
  2. Step 2: Convert to fraction form
    8,528.52/12,795.84 = 2,983.39/x
  3. Step 3: Cross multiply
    8,528.52x = 12,795.84 × 2,983.39
  4. Step 4: Simplify right side
    8,528.52x = 38,174,981.10
  5. Step 5: Solve for x
    x = 38,174,981.10/8,528.52
  6. Step 6: Final answer
    x = 4,476.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.