Home / 9,130.96-12,600.14-5,546.71

Finding the Fourth Proportional to 9,130.96, 12,600.14 and 5,546.71

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Solution

The fourth proportional to 9,130.96, 12,600.14 and 5,546.71 is: 7,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.96 : 12,600.14 = 5,546.71 : x
  2. Step 2: Convert to fraction form
    9,130.96/12,600.14 = 5,546.71/x
  3. Step 3: Cross multiply
    9,130.96x = 12,600.14 × 5,546.71
  4. Step 4: Simplify right side
    9,130.96x = 69,889,322.54
  5. Step 5: Solve for x
    x = 69,889,322.54/9,130.96
  6. Step 6: Final answer
    x = 7,654.10

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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.