Home / 9,049.14-12,484.60-7,161.03

Finding the Fourth Proportional to 9,049.14, 12,484.60 and 7,161.03

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Solution

The fourth proportional to 9,049.14, 12,484.60 and 7,161.03 is: 9,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.14 : 12,484.60 = 7,161.03 : x
  2. Step 2: Convert to fraction form
    9,049.14/12,484.60 = 7,161.03/x
  3. Step 3: Cross multiply
    9,049.14x = 12,484.60 × 7,161.03
  4. Step 4: Simplify right side
    9,049.14x = 89,402,577.24
  5. Step 5: Solve for x
    x = 89,402,577.24/9,049.14
  6. Step 6: Final answer
    x = 9,879.68

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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.