Home / 8,578.54-11,838.66-5,041.06

Finding the Fourth Proportional to 8,578.54, 11,838.66 and 5,041.06

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Solution

The fourth proportional to 8,578.54, 11,838.66 and 5,041.06 is: 6,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578.54 : 11,838.66 = 5,041.06 : x
  2. Step 2: Convert to fraction form
    8,578.54/11,838.66 = 5,041.06/x
  3. Step 3: Cross multiply
    8,578.54x = 11,838.66 × 5,041.06
  4. Step 4: Simplify right side
    8,578.54x = 59,679,395.38
  5. Step 5: Solve for x
    x = 59,679,395.38/8,578.54
  6. Step 6: Final answer
    x = 6,956.82

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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.