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Finding the Fourth Proportional to 4,175.38, 5,762.02 and 2,312.38

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Solution

The fourth proportional to 4,175.38, 5,762.02 and 2,312.38 is: 3,191.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.38 : 5,762.02 = 2,312.38 : x
  2. Step 2: Convert to fraction form
    4,175.38/5,762.02 = 2,312.38/x
  3. Step 3: Cross multiply
    4,175.38x = 5,762.02 × 2,312.38
  4. Step 4: Simplify right side
    4,175.38x = 13,323,951.00
  5. Step 5: Solve for x
    x = 13,323,951.00/4,175.38
  6. Step 6: Final answer
    x = 3,191.08

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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.