Home / 1,562.02-2,343.30-1,560.40

Finding the Fourth Proportional to 1,562.02, 2,343.30 and 1,560.40

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Solution

The fourth proportional to 1,562.02, 2,343.30 and 1,560.40 is: 2,340.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.02 : 2,343.30 = 1,560.40 : x
  2. Step 2: Convert to fraction form
    1,562.02/2,343.30 = 1,560.40/x
  3. Step 3: Cross multiply
    1,562.02x = 2,343.30 × 1,560.40
  4. Step 4: Simplify right side
    1,562.02x = 3,656,485.32
  5. Step 5: Solve for x
    x = 3,656,485.32/1,562.02
  6. Step 6: Final answer
    x = 2,340.87

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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.