Home / 1,488.35-2,228.27-1,000.53

Finding the Fourth Proportional to 1,488.35, 2,228.27 and 1,000.53

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Solution

The fourth proportional to 1,488.35, 2,228.27 and 1,000.53 is: 1,497.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488.35 : 2,228.27 = 1,000.53 : x
  2. Step 2: Convert to fraction form
    1,488.35/2,228.27 = 1,000.53/x
  3. Step 3: Cross multiply
    1,488.35x = 2,228.27 × 1,000.53
  4. Step 4: Simplify right side
    1,488.35x = 2,229,445.98
  5. Step 5: Solve for x
    x = 2,229,445.98/1,488.35
  6. Step 6: Final answer
    x = 1,497.94

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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.