Home / 1,473.32-2,209.98-1,440.92

Finding the Fourth Proportional to 1,473.32, 2,209.98 and 1,440.92

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Solution

The fourth proportional to 1,473.32, 2,209.98 and 1,440.92 is: 2,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.32 : 2,209.98 = 1,440.92 : x
  2. Step 2: Convert to fraction form
    1,473.32/2,209.98 = 1,440.92/x
  3. Step 3: Cross multiply
    1,473.32x = 2,209.98 × 1,440.92
  4. Step 4: Simplify right side
    1,473.32x = 3,184,404.38
  5. Step 5: Solve for x
    x = 3,184,404.38/1,473.32
  6. Step 6: Final answer
    x = 2,161.38

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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.