Home / 8,899.19-12,283.80-6,247.25

Finding the Fourth Proportional to 8,899.19, 12,283.80 and 6,247.25

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Solution

The fourth proportional to 8,899.19, 12,283.80 and 6,247.25 is: 8,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.19 : 12,283.80 = 6,247.25 : x
  2. Step 2: Convert to fraction form
    8,899.19/12,283.80 = 6,247.25/x
  3. Step 3: Cross multiply
    8,899.19x = 12,283.80 × 6,247.25
  4. Step 4: Simplify right side
    8,899.19x = 76,740,000.26
  5. Step 5: Solve for x
    x = 76,740,000.26/8,899.19
  6. Step 6: Final answer
    x = 8,623.25

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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.