Home / 10,281.59-15,422.37-2,886.69

Finding the Fourth Proportional to 10,281.59, 15,422.37 and 2,886.69

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Solution

The fourth proportional to 10,281.59, 15,422.37 and 2,886.69 is: 4,330.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.59 : 15,422.37 = 2,886.69 : x
  2. Step 2: Convert to fraction form
    10,281.59/15,422.37 = 2,886.69/x
  3. Step 3: Cross multiply
    10,281.59x = 15,422.37 × 2,886.69
  4. Step 4: Simplify right side
    10,281.59x = 44,519,601.26
  5. Step 5: Solve for x
    x = 44,519,601.26/10,281.59
  6. Step 6: Final answer
    x = 4,330.03

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1.5x scale

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.