Home / 5,053.86-7,581.60-1,766.88

Finding the Fourth Proportional to 5,053.86, 7,581.60 and 1,766.88

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Solution

The fourth proportional to 5,053.86, 7,581.60 and 1,766.88 is: 2,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.86 : 7,581.60 = 1,766.88 : x
  2. Step 2: Convert to fraction form
    5,053.86/7,581.60 = 1,766.88/x
  3. Step 3: Cross multiply
    5,053.86x = 7,581.60 × 1,766.88
  4. Step 4: Simplify right side
    5,053.86x = 13,395,777.41
  5. Step 5: Solve for x
    x = 13,395,777.41/5,053.86
  6. Step 6: Final answer
    x = 2,650.60

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1.5x scale

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.