Home / 1,473.82-2,035.08-1,002.70

Finding the Fourth Proportional to 1,473.82, 2,035.08 and 1,002.70

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Solution

The fourth proportional to 1,473.82, 2,035.08 and 1,002.70 is: 1,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.82 : 2,035.08 = 1,002.70 : x
  2. Step 2: Convert to fraction form
    1,473.82/2,035.08 = 1,002.70/x
  3. Step 3: Cross multiply
    1,473.82x = 2,035.08 × 1,002.70
  4. Step 4: Simplify right side
    1,473.82x = 2,040,574.72
  5. Step 5: Solve for x
    x = 2,040,574.72/1,473.82
  6. Step 6: Final answer
    x = 1,384.55

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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.