Home / 10,859.04-14,986.38-6,144.22

Finding the Fourth Proportional to 10,859.04, 14,986.38 and 6,144.22

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Solution

The fourth proportional to 10,859.04, 14,986.38 and 6,144.22 is: 8,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.04 : 14,986.38 = 6,144.22 : x
  2. Step 2: Convert to fraction form
    10,859.04/14,986.38 = 6,144.22/x
  3. Step 3: Cross multiply
    10,859.04x = 14,986.38 × 6,144.22
  4. Step 4: Simplify right side
    10,859.04x = 92,079,615.72
  5. Step 5: Solve for x
    x = 92,079,615.72/10,859.04
  6. Step 6: Final answer
    x = 8,479.54

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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.