Home / 9,011.16-13,516.52-4,077.20

Finding the Fourth Proportional to 9,011.16, 13,516.52 and 4,077.20

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Solution

The fourth proportional to 9,011.16, 13,516.52 and 4,077.20 is: 6,115.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.16 : 13,516.52 = 4,077.20 : x
  2. Step 2: Convert to fraction form
    9,011.16/13,516.52 = 4,077.20/x
  3. Step 3: Cross multiply
    9,011.16x = 13,516.52 × 4,077.20
  4. Step 4: Simplify right side
    9,011.16x = 55,109,467.38
  5. Step 5: Solve for x
    x = 55,109,467.38/9,011.16
  6. Step 6: Final answer
    x = 6,115.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.