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Finding the Fourth Proportional to 1,473.62, 2,033.76 and 884.13

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Solution

The fourth proportional to 1,473.62, 2,033.76 and 884.13 is: 1,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.62 : 2,033.76 = 884.13 : x
  2. Step 2: Convert to fraction form
    1,473.62/2,033.76 = 884.13/x
  3. Step 3: Cross multiply
    1,473.62x = 2,033.76 × 884.13
  4. Step 4: Simplify right side
    1,473.62x = 1,798,108.23
  5. Step 5: Solve for x
    x = 1,798,108.23/1,473.62
  6. Step 6: Final answer
    x = 1,220.20

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1.5x scale

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.