Home / 8,346.71-11,517.67-4,988.85

Finding the Fourth Proportional to 8,346.71, 11,517.67 and 4,988.85

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Solution

The fourth proportional to 8,346.71, 11,517.67 and 4,988.85 is: 6,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.71 : 11,517.67 = 4,988.85 : x
  2. Step 2: Convert to fraction form
    8,346.71/11,517.67 = 4,988.85/x
  3. Step 3: Cross multiply
    8,346.71x = 11,517.67 × 4,988.85
  4. Step 4: Simplify right side
    8,346.71x = 57,459,915.51
  5. Step 5: Solve for x
    x = 57,459,915.51/8,346.71
  6. Step 6: Final answer
    x = 6,884.14

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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.