Home / 1,560.27-2,340.42-1,071.84

Finding the Fourth Proportional to 1,560.27, 2,340.42 and 1,071.84

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Solution

The fourth proportional to 1,560.27, 2,340.42 and 1,071.84 is: 1,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.27 : 2,340.42 = 1,071.84 : x
  2. Step 2: Convert to fraction form
    1,560.27/2,340.42 = 1,071.84/x
  3. Step 3: Cross multiply
    1,560.27x = 2,340.42 × 1,071.84
  4. Step 4: Simplify right side
    1,560.27x = 2,508,555.77
  5. Step 5: Solve for x
    x = 2,508,555.77/1,560.27
  6. Step 6: Final answer
    x = 1,607.77

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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.