Home / 8,968.09-13,452.15-4,287.00

Finding the Fourth Proportional to 8,968.09, 13,452.15 and 4,287.00

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Solution

The fourth proportional to 8,968.09, 13,452.15 and 4,287.00 is: 6,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.09 : 13,452.15 = 4,287.00 : x
  2. Step 2: Convert to fraction form
    8,968.09/13,452.15 = 4,287.00/x
  3. Step 3: Cross multiply
    8,968.09x = 13,452.15 × 4,287.00
  4. Step 4: Simplify right side
    8,968.09x = 57,669,383.68
  5. Step 5: Solve for x
    x = 57,669,383.68/8,968.09
  6. Step 6: Final answer
    x = 6,430.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.