Home / 1,567.90-2,349.15-1,470.70

Finding the Fourth Proportional to 1,567.90, 2,349.15 and 1,470.70

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Solution

The fourth proportional to 1,567.90, 2,349.15 and 1,470.70 is: 2,203.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.90 : 2,349.15 = 1,470.70 : x
  2. Step 2: Convert to fraction form
    1,567.90/2,349.15 = 1,470.70/x
  3. Step 3: Cross multiply
    1,567.90x = 2,349.15 × 1,470.70
  4. Step 4: Simplify right side
    1,567.90x = 3,454,894.91
  5. Step 5: Solve for x
    x = 3,454,894.91/1,567.90
  6. Step 6: Final answer
    x = 2,203.52

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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.