Home / 10,290.67-15,443.68-6,951.02

Finding the Fourth Proportional to 10,290.67, 15,443.68 and 6,951.02

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Solution

The fourth proportional to 10,290.67, 15,443.68 and 6,951.02 is: 10,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290.67 : 15,443.68 = 6,951.02 : x
  2. Step 2: Convert to fraction form
    10,290.67/15,443.68 = 6,951.02/x
  3. Step 3: Cross multiply
    10,290.67x = 15,443.68 × 6,951.02
  4. Step 4: Simplify right side
    10,290.67x = 107,349,216.58
  5. Step 5: Solve for x
    x = 107,349,216.58/10,290.67
  6. Step 6: Final answer
    x = 10,431.70

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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.