Home / 8,084.85-11,158.45-4,681.36

Finding the Fourth Proportional to 8,084.85, 11,158.45 and 4,681.36

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Solution

The fourth proportional to 8,084.85, 11,158.45 and 4,681.36 is: 6,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.85 : 11,158.45 = 4,681.36 : x
  2. Step 2: Convert to fraction form
    8,084.85/11,158.45 = 4,681.36/x
  3. Step 3: Cross multiply
    8,084.85x = 11,158.45 × 4,681.36
  4. Step 4: Simplify right side
    8,084.85x = 52,236,721.49
  5. Step 5: Solve for x
    x = 52,236,721.49/8,084.85
  6. Step 6: Final answer
    x = 6,461.06

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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.