Home / 8,966.08-12,372.50-4,986.55

Finding the Fourth Proportional to 8,966.08, 12,372.50 and 4,986.55

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Solution

The fourth proportional to 8,966.08, 12,372.50 and 4,986.55 is: 6,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.08 : 12,372.50 = 4,986.55 : x
  2. Step 2: Convert to fraction form
    8,966.08/12,372.50 = 4,986.55/x
  3. Step 3: Cross multiply
    8,966.08x = 12,372.50 × 4,986.55
  4. Step 4: Simplify right side
    8,966.08x = 61,696,003.08
  5. Step 5: Solve for x
    x = 61,696,003.08/8,966.08
  6. Step 6: Final answer
    x = 6,881.05

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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.