Home / 4,521.04-6,781.48-1,443.04

Finding the Fourth Proportional to 4,521.04, 6,781.48 and 1,443.04

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Solution

The fourth proportional to 4,521.04, 6,781.48 and 1,443.04 is: 2,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.04 : 6,781.48 = 1,443.04 : x
  2. Step 2: Convert to fraction form
    4,521.04/6,781.48 = 1,443.04/x
  3. Step 3: Cross multiply
    4,521.04x = 6,781.48 × 1,443.04
  4. Step 4: Simplify right side
    4,521.04x = 9,785,946.90
  5. Step 5: Solve for x
    x = 9,785,946.90/4,521.04
  6. Step 6: Final answer
    x = 2,164.53

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1.5x scale

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.