Home / 1,672.24-2,307.50-926.01

Finding the Fourth Proportional to 1,672.24, 2,307.50 and 926.01

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Solution

The fourth proportional to 1,672.24, 2,307.50 and 926.01 is: 1,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672.24 : 2,307.50 = 926.01 : x
  2. Step 2: Convert to fraction form
    1,672.24/2,307.50 = 926.01/x
  3. Step 3: Cross multiply
    1,672.24x = 2,307.50 × 926.01
  4. Step 4: Simplify right side
    1,672.24x = 2,136,765.76
  5. Step 5: Solve for x
    x = 2,136,765.76/1,672.24
  6. Step 6: Final answer
    x = 1,277.79

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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.