Home / 7,564.88-10,439.54-4,422.89

Finding the Fourth Proportional to 7,564.88, 10,439.54 and 4,422.89

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Solution

The fourth proportional to 7,564.88, 10,439.54 and 4,422.89 is: 6,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.88 : 10,439.54 = 4,422.89 : x
  2. Step 2: Convert to fraction form
    7,564.88/10,439.54 = 4,422.89/x
  3. Step 3: Cross multiply
    7,564.88x = 10,439.54 × 4,422.89
  4. Step 4: Simplify right side
    7,564.88x = 46,172,862.76
  5. Step 5: Solve for x
    x = 46,172,862.76/7,564.88
  6. Step 6: Final answer
    x = 6,103.59

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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.