Home / 12,062.76-18,094.18-4,271.80

Finding the Fourth Proportional to 12,062.76, 18,094.18 and 4,271.80

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Solution

The fourth proportional to 12,062.76, 18,094.18 and 4,271.80 is: 6,407.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.76 : 18,094.18 = 4,271.80 : x
  2. Step 2: Convert to fraction form
    12,062.76/18,094.18 = 4,271.80/x
  3. Step 3: Cross multiply
    12,062.76x = 18,094.18 × 4,271.80
  4. Step 4: Simplify right side
    12,062.76x = 77,294,718.12
  5. Step 5: Solve for x
    x = 77,294,718.12/12,062.76
  6. Step 6: Final answer
    x = 6,407.71

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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.