Home / 5,149.76-7,106.24-3,053.52

Finding the Fourth Proportional to 5,149.76, 7,106.24 and 3,053.52

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Solution

The fourth proportional to 5,149.76, 7,106.24 and 3,053.52 is: 4,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.76 : 7,106.24 = 3,053.52 : x
  2. Step 2: Convert to fraction form
    5,149.76/7,106.24 = 3,053.52/x
  3. Step 3: Cross multiply
    5,149.76x = 7,106.24 × 3,053.52
  4. Step 4: Simplify right side
    5,149.76x = 21,699,045.96
  5. Step 5: Solve for x
    x = 21,699,045.96/5,149.76
  6. Step 6: Final answer
    x = 4,213.60

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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.