Home / 7,564.59-10,439.28-4,422.60

Finding the Fourth Proportional to 7,564.59, 10,439.28 and 4,422.60

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Solution

The fourth proportional to 7,564.59, 10,439.28 and 4,422.60 is: 6,103.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.59 : 10,439.28 = 4,422.60 : x
  2. Step 2: Convert to fraction form
    7,564.59/10,439.28 = 4,422.60/x
  3. Step 3: Cross multiply
    7,564.59x = 10,439.28 × 4,422.60
  4. Step 4: Simplify right side
    7,564.59x = 46,168,759.73
  5. Step 5: Solve for x
    x = 46,168,759.73/7,564.59
  6. Step 6: Final answer
    x = 6,103.27

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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.