Home / 8,858.16-13,279.70-3,925.11

Finding the Fourth Proportional to 8,858.16, 13,279.70 and 3,925.11

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Solution

The fourth proportional to 8,858.16, 13,279.70 and 3,925.11 is: 5,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.16 : 13,279.70 = 3,925.11 : x
  2. Step 2: Convert to fraction form
    8,858.16/13,279.70 = 3,925.11/x
  3. Step 3: Cross multiply
    8,858.16x = 13,279.70 × 3,925.11
  4. Step 4: Simplify right side
    8,858.16x = 52,124,246.10
  5. Step 5: Solve for x
    x = 52,124,246.10/8,858.16
  6. Step 6: Final answer
    x = 5,884.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.