Home / 1,630.04-2,248.40-966.41

Finding the Fourth Proportional to 1,630.04, 2,248.40 and 966.41

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Solution

The fourth proportional to 1,630.04, 2,248.40 and 966.41 is: 1,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.04 : 2,248.40 = 966.41 : x
  2. Step 2: Convert to fraction form
    1,630.04/2,248.40 = 966.41/x
  3. Step 3: Cross multiply
    1,630.04x = 2,248.40 × 966.41
  4. Step 4: Simplify right side
    1,630.04x = 2,172,867.42
  5. Step 5: Solve for x
    x = 2,172,867.42/1,630.04
  6. Step 6: Final answer
    x = 1,333.01

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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.