Home / 8,176.43-11,283.50-4,639.63

Finding the Fourth Proportional to 8,176.43, 11,283.50 and 4,639.63

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Solution

The fourth proportional to 8,176.43, 11,283.50 and 4,639.63 is: 6,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.43 : 11,283.50 = 4,639.63 : x
  2. Step 2: Convert to fraction form
    8,176.43/11,283.50 = 4,639.63/x
  3. Step 3: Cross multiply
    8,176.43x = 11,283.50 × 4,639.63
  4. Step 4: Simplify right side
    8,176.43x = 52,351,265.11
  5. Step 5: Solve for x
    x = 52,351,265.11/8,176.43
  6. Step 6: Final answer
    x = 6,402.70

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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.