Home / 1,575.02-2,357.40-1,517.96

Finding the Fourth Proportional to 1,575.02, 2,357.40 and 1,517.96

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Solution

The fourth proportional to 1,575.02, 2,357.40 and 1,517.96 is: 2,272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575.02 : 2,357.40 = 1,517.96 : x
  2. Step 2: Convert to fraction form
    1,575.02/2,357.40 = 1,517.96/x
  3. Step 3: Cross multiply
    1,575.02x = 2,357.40 × 1,517.96
  4. Step 4: Simplify right side
    1,575.02x = 3,578,438.90
  5. Step 5: Solve for x
    x = 3,578,438.90/1,575.02
  6. Step 6: Final answer
    x = 2,272.00

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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.