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Finding the Fourth Proportional to 4,627.59, 6,385.48 and 2,835.87

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Solution

The fourth proportional to 4,627.59, 6,385.48 and 2,835.87 is: 3,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.59 : 6,385.48 = 2,835.87 : x
  2. Step 2: Convert to fraction form
    4,627.59/6,385.48 = 2,835.87/x
  3. Step 3: Cross multiply
    4,627.59x = 6,385.48 × 2,835.87
  4. Step 4: Simplify right side
    4,627.59x = 18,108,391.17
  5. Step 5: Solve for x
    x = 18,108,391.17/4,627.59
  6. Step 6: Final answer
    x = 3,913.14

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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.