Home / 5,057.02-7,587.74-1,772.47

Finding the Fourth Proportional to 5,057.02, 7,587.74 and 1,772.47

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Solution

The fourth proportional to 5,057.02, 7,587.74 and 1,772.47 is: 2,659.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.02 : 7,587.74 = 1,772.47 : x
  2. Step 2: Convert to fraction form
    5,057.02/7,587.74 = 1,772.47/x
  3. Step 3: Cross multiply
    5,057.02x = 7,587.74 × 1,772.47
  4. Step 4: Simplify right side
    5,057.02x = 13,449,041.52
  5. Step 5: Solve for x
    x = 13,449,041.52/5,057.02
  6. Step 6: Final answer
    x = 2,659.48

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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.