Home / 8,158.27-11,258.03-4,621.51

Finding the Fourth Proportional to 8,158.27, 11,258.03 and 4,621.51

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Solution

The fourth proportional to 8,158.27, 11,258.03 and 4,621.51 is: 6,377.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.27 : 11,258.03 = 4,621.51 : x
  2. Step 2: Convert to fraction form
    8,158.27/11,258.03 = 4,621.51/x
  3. Step 3: Cross multiply
    8,158.27x = 11,258.03 × 4,621.51
  4. Step 4: Simplify right side
    8,158.27x = 52,029,098.23
  5. Step 5: Solve for x
    x = 52,029,098.23/8,158.27
  6. Step 6: Final answer
    x = 6,377.47

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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.