Home / 8,886.90-12,263.85-4,908.29

Finding the Fourth Proportional to 8,886.90, 12,263.85 and 4,908.29

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Solution

The fourth proportional to 8,886.90, 12,263.85 and 4,908.29 is: 6,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.90 : 12,263.85 = 4,908.29 : x
  2. Step 2: Convert to fraction form
    8,886.90/12,263.85 = 4,908.29/x
  3. Step 3: Cross multiply
    8,886.90x = 12,263.85 × 4,908.29
  4. Step 4: Simplify right side
    8,886.90x = 60,194,471.00
  5. Step 5: Solve for x
    x = 60,194,471.00/8,886.90
  6. Step 6: Final answer
    x = 6,773.39

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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.