Home / 8,903.89-12,286.65-4,925.02

Finding the Fourth Proportional to 8,903.89, 12,286.65 and 4,925.02

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Solution

The fourth proportional to 8,903.89, 12,286.65 and 4,925.02 is: 6,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.89 : 12,286.65 = 4,925.02 : x
  2. Step 2: Convert to fraction form
    8,903.89/12,286.65 = 4,925.02/x
  3. Step 3: Cross multiply
    8,903.89x = 12,286.65 × 4,925.02
  4. Step 4: Simplify right side
    8,903.89x = 60,511,996.98
  5. Step 5: Solve for x
    x = 60,511,996.98/8,903.89
  6. Step 6: Final answer
    x = 6,796.13

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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.