Home / 11,501.60-15,872.36-6,963.57

Finding the Fourth Proportional to 11,501.60, 15,872.36 and 6,963.57

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Solution

The fourth proportional to 11,501.60, 15,872.36 and 6,963.57 is: 9,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.60 : 15,872.36 = 6,963.57 : x
  2. Step 2: Convert to fraction form
    11,501.60/15,872.36 = 6,963.57/x
  3. Step 3: Cross multiply
    11,501.60x = 15,872.36 × 6,963.57
  4. Step 4: Simplify right side
    11,501.60x = 110,528,255.11
  5. Step 5: Solve for x
    x = 110,528,255.11/11,501.60
  6. Step 6: Final answer
    x = 9,609.82

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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.