Home / 9,158.08-12,631.44-6,013.12

Finding the Fourth Proportional to 9,158.08, 12,631.44 and 6,013.12

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Solution

The fourth proportional to 9,158.08, 12,631.44 and 6,013.12 is: 8,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.08 : 12,631.44 = 6,013.12 : x
  2. Step 2: Convert to fraction form
    9,158.08/12,631.44 = 6,013.12/x
  3. Step 3: Cross multiply
    9,158.08x = 12,631.44 × 6,013.12
  4. Step 4: Simplify right side
    9,158.08x = 75,954,364.49
  5. Step 5: Solve for x
    x = 75,954,364.49/9,158.08
  6. Step 6: Final answer
    x = 8,293.70

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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.