Home / 1,470.40-2,205.52-1,060.27

Finding the Fourth Proportional to 1,470.40, 2,205.52 and 1,060.27

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Solution

The fourth proportional to 1,470.40, 2,205.52 and 1,060.27 is: 1,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.40 : 2,205.52 = 1,060.27 : x
  2. Step 2: Convert to fraction form
    1,470.40/2,205.52 = 1,060.27/x
  3. Step 3: Cross multiply
    1,470.40x = 2,205.52 × 1,060.27
  4. Step 4: Simplify right side
    1,470.40x = 2,338,446.69
  5. Step 5: Solve for x
    x = 2,338,446.69/1,470.40
  6. Step 6: Final answer
    x = 1,590.35

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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.