Home / 8,144.26-12,220.04-4,681.51

Finding the Fourth Proportional to 8,144.26, 12,220.04 and 4,681.51

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Solution

The fourth proportional to 8,144.26, 12,220.04 and 4,681.51 is: 7,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.26 : 12,220.04 = 4,681.51 : x
  2. Step 2: Convert to fraction form
    8,144.26/12,220.04 = 4,681.51/x
  3. Step 3: Cross multiply
    8,144.26x = 12,220.04 × 4,681.51
  4. Step 4: Simplify right side
    8,144.26x = 57,208,216.05
  5. Step 5: Solve for x
    x = 57,208,216.05/8,144.26
  6. Step 6: Final answer
    x = 7,024.36

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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.