Home / 1,475.76-2,213.95-1,233.98

Finding the Fourth Proportional to 1,475.76, 2,213.95 and 1,233.98

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Solution

The fourth proportional to 1,475.76, 2,213.95 and 1,233.98 is: 1,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.76 : 2,213.95 = 1,233.98 : x
  2. Step 2: Convert to fraction form
    1,475.76/2,213.95 = 1,233.98/x
  3. Step 3: Cross multiply
    1,475.76x = 2,213.95 × 1,233.98
  4. Step 4: Simplify right side
    1,475.76x = 2,731,968.80
  5. Step 5: Solve for x
    x = 2,731,968.80/1,475.76
  6. Step 6: Final answer
    x = 1,851.22

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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.