Home / 1,470.35-2,193.13-1,368.29

Finding the Fourth Proportional to 1,470.35, 2,193.13 and 1,368.29

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Solution

The fourth proportional to 1,470.35, 2,193.13 and 1,368.29 is: 2,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.35 : 2,193.13 = 1,368.29 : x
  2. Step 2: Convert to fraction form
    1,470.35/2,193.13 = 1,368.29/x
  3. Step 3: Cross multiply
    1,470.35x = 2,193.13 × 1,368.29
  4. Step 4: Simplify right side
    1,470.35x = 3,000,837.85
  5. Step 5: Solve for x
    x = 3,000,837.85/1,470.35
  6. Step 6: Final answer
    x = 2,040.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.