Home / 9,270.12-12,793.02-5,291.88

Finding the Fourth Proportional to 9,270.12, 12,793.02 and 5,291.88

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Solution

The fourth proportional to 9,270.12, 12,793.02 and 5,291.88 is: 7,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.12 : 12,793.02 = 5,291.88 : x
  2. Step 2: Convert to fraction form
    9,270.12/12,793.02 = 5,291.88/x
  3. Step 3: Cross multiply
    9,270.12x = 12,793.02 × 5,291.88
  4. Step 4: Simplify right side
    9,270.12x = 67,699,126.68
  5. Step 5: Solve for x
    x = 67,699,126.68/9,270.12
  6. Step 6: Final answer
    x = 7,302.94

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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.