Home / 7,331.76-10,117.29-4,144.08

Finding the Fourth Proportional to 7,331.76, 10,117.29 and 4,144.08

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Solution

The fourth proportional to 7,331.76, 10,117.29 and 4,144.08 is: 5,718.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.76 : 10,117.29 = 4,144.08 : x
  2. Step 2: Convert to fraction form
    7,331.76/10,117.29 = 4,144.08/x
  3. Step 3: Cross multiply
    7,331.76x = 10,117.29 × 4,144.08
  4. Step 4: Simplify right side
    7,331.76x = 41,926,859.14
  5. Step 5: Solve for x
    x = 41,926,859.14/7,331.76
  6. Step 6: Final answer
    x = 5,718.53

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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.