Home / 1,470.76-2,025.38-1,376.98

Finding the Fourth Proportional to 1,470.76, 2,025.38 and 1,376.98

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Solution

The fourth proportional to 1,470.76, 2,025.38 and 1,376.98 is: 1,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.76 : 2,025.38 = 1,376.98 : x
  2. Step 2: Convert to fraction form
    1,470.76/2,025.38 = 1,376.98/x
  3. Step 3: Cross multiply
    1,470.76x = 2,025.38 × 1,376.98
  4. Step 4: Simplify right side
    1,470.76x = 2,788,906.13
  5. Step 5: Solve for x
    x = 2,788,906.13/1,470.76
  6. Step 6: Final answer
    x = 1,896.24

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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.