Home / 4,639.52-6,402.50-2,543.64

Finding the Fourth Proportional to 4,639.52, 6,402.50 and 2,543.64

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Solution

The fourth proportional to 4,639.52, 6,402.50 and 2,543.64 is: 3,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.52 : 6,402.50 = 2,543.64 : x
  2. Step 2: Convert to fraction form
    4,639.52/6,402.50 = 2,543.64/x
  3. Step 3: Cross multiply
    4,639.52x = 6,402.50 × 2,543.64
  4. Step 4: Simplify right side
    4,639.52x = 16,285,655.10
  5. Step 5: Solve for x
    x = 16,285,655.10/4,639.52
  6. Step 6: Final answer
    x = 3,510.20

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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.