Home / 1,560.60-2,338.14-1,327.32

Finding the Fourth Proportional to 1,560.60, 2,338.14 and 1,327.32

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Solution

The fourth proportional to 1,560.60, 2,338.14 and 1,327.32 is: 1,988.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.60 : 2,338.14 = 1,327.32 : x
  2. Step 2: Convert to fraction form
    1,560.60/2,338.14 = 1,327.32/x
  3. Step 3: Cross multiply
    1,560.60x = 2,338.14 × 1,327.32
  4. Step 4: Simplify right side
    1,560.60x = 3,103,459.98
  5. Step 5: Solve for x
    x = 3,103,459.98/1,560.60
  6. Step 6: Final answer
    x = 1,988.63

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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.