Home / 9,249.40-12,768.18-5,897.08

Finding the Fourth Proportional to 9,249.40, 12,768.18 and 5,897.08

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Solution

The fourth proportional to 9,249.40, 12,768.18 and 5,897.08 is: 8,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.40 : 12,768.18 = 5,897.08 : x
  2. Step 2: Convert to fraction form
    9,249.40/12,768.18 = 5,897.08/x
  3. Step 3: Cross multiply
    9,249.40x = 12,768.18 × 5,897.08
  4. Step 4: Simplify right side
    9,249.40x = 75,294,978.91
  5. Step 5: Solve for x
    x = 75,294,978.91/9,249.40
  6. Step 6: Final answer
    x = 8,140.53

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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.