Home / 1,474.04-2,031.72-1,264.45

Finding the Fourth Proportional to 1,474.04, 2,031.72 and 1,264.45

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Solution

The fourth proportional to 1,474.04, 2,031.72 and 1,264.45 is: 1,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.04 : 2,031.72 = 1,264.45 : x
  2. Step 2: Convert to fraction form
    1,474.04/2,031.72 = 1,264.45/x
  3. Step 3: Cross multiply
    1,474.04x = 2,031.72 × 1,264.45
  4. Step 4: Simplify right side
    1,474.04x = 2,569,008.35
  5. Step 5: Solve for x
    x = 2,569,008.35/1,474.04
  6. Step 6: Final answer
    x = 1,742.84

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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.