Home / 1,470.04-2,205.78-1,008.52

Finding the Fourth Proportional to 1,470.04, 2,205.78 and 1,008.52

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Solution

The fourth proportional to 1,470.04, 2,205.78 and 1,008.52 is: 1,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.04 : 2,205.78 = 1,008.52 : x
  2. Step 2: Convert to fraction form
    1,470.04/2,205.78 = 1,008.52/x
  3. Step 3: Cross multiply
    1,470.04x = 2,205.78 × 1,008.52
  4. Step 4: Simplify right side
    1,470.04x = 2,224,573.25
  5. Step 5: Solve for x
    x = 2,224,573.25/1,470.04
  6. Step 6: Final answer
    x = 1,513.27

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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.