Home / 11,151.52-15,389.52-6,184.48

Finding the Fourth Proportional to 11,151.52, 15,389.52 and 6,184.48

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Solution

The fourth proportional to 11,151.52, 15,389.52 and 6,184.48 is: 8,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.52 : 15,389.52 = 6,184.48 : x
  2. Step 2: Convert to fraction form
    11,151.52/15,389.52 = 6,184.48/x
  3. Step 3: Cross multiply
    11,151.52x = 15,389.52 × 6,184.48
  4. Step 4: Simplify right side
    11,151.52x = 95,176,178.65
  5. Step 5: Solve for x
    x = 95,176,178.65/11,151.52
  6. Step 6: Final answer
    x = 8,534.82

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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.