Home / 1,559.70-2,337.18-1,231.02

Finding the Fourth Proportional to 1,559.70, 2,337.18 and 1,231.02

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Solution

The fourth proportional to 1,559.70, 2,337.18 and 1,231.02 is: 1,844.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559.70 : 2,337.18 = 1,231.02 : x
  2. Step 2: Convert to fraction form
    1,559.70/2,337.18 = 1,231.02/x
  3. Step 3: Cross multiply
    1,559.70x = 2,337.18 × 1,231.02
  4. Step 4: Simplify right side
    1,559.70x = 2,877,115.32
  5. Step 5: Solve for x
    x = 2,877,115.32/1,559.70
  6. Step 6: Final answer
    x = 1,844.66

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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.