Home / 1,374.17-2,059.23-1,261.04

Finding the Fourth Proportional to 1,374.17, 2,059.23 and 1,261.04

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Solution

The fourth proportional to 1,374.17, 2,059.23 and 1,261.04 is: 1,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374.17 : 2,059.23 = 1,261.04 : x
  2. Step 2: Convert to fraction form
    1,374.17/2,059.23 = 1,261.04/x
  3. Step 3: Cross multiply
    1,374.17x = 2,059.23 × 1,261.04
  4. Step 4: Simplify right side
    1,374.17x = 2,596,771.40
  5. Step 5: Solve for x
    x = 2,596,771.40/1,374.17
  6. Step 6: Final answer
    x = 1,889.70

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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.