Home / 4,750.09-7,125.27-1,630.05

Finding the Fourth Proportional to 4,750.09, 7,125.27 and 1,630.05

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Solution

The fourth proportional to 4,750.09, 7,125.27 and 1,630.05 is: 2,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.09 : 7,125.27 = 1,630.05 : x
  2. Step 2: Convert to fraction form
    4,750.09/7,125.27 = 1,630.05/x
  3. Step 3: Cross multiply
    4,750.09x = 7,125.27 × 1,630.05
  4. Step 4: Simplify right side
    4,750.09x = 11,614,510.74
  5. Step 5: Solve for x
    x = 11,614,510.74/4,750.09
  6. Step 6: Final answer
    x = 2,445.12

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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.