Home / 4,751.59-7,125.34-1,631.91

Finding the Fourth Proportional to 4,751.59, 7,125.34 and 1,631.91

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Solution

The fourth proportional to 4,751.59, 7,125.34 and 1,631.91 is: 2,447.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.59 : 7,125.34 = 1,631.91 : x
  2. Step 2: Convert to fraction form
    4,751.59/7,125.34 = 1,631.91/x
  3. Step 3: Cross multiply
    4,751.59x = 7,125.34 × 1,631.91
  4. Step 4: Simplify right side
    4,751.59x = 11,627,899.87
  5. Step 5: Solve for x
    x = 11,627,899.87/4,751.59
  6. Step 6: Final answer
    x = 2,447.16

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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.