Home / 1,618.40-2,228.27-1,470.59

Finding the Fourth Proportional to 1,618.40, 2,228.27 and 1,470.59

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Solution

The fourth proportional to 1,618.40, 2,228.27 and 1,470.59 is: 2,024.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.40 : 2,228.27 = 1,470.59 : x
  2. Step 2: Convert to fraction form
    1,618.40/2,228.27 = 1,470.59/x
  3. Step 3: Cross multiply
    1,618.40x = 2,228.27 × 1,470.59
  4. Step 4: Simplify right side
    1,618.40x = 3,276,853.09
  5. Step 5: Solve for x
    x = 3,276,853.09/1,618.40
  6. Step 6: Final answer
    x = 2,024.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.