Home / 8,020.27-12,026.30-4,274.18

Finding the Fourth Proportional to 8,020.27, 12,026.30 and 4,274.18

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Solution

The fourth proportional to 8,020.27, 12,026.30 and 4,274.18 is: 6,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.27 : 12,026.30 = 4,274.18 : x
  2. Step 2: Convert to fraction form
    8,020.27/12,026.30 = 4,274.18/x
  3. Step 3: Cross multiply
    8,020.27x = 12,026.30 × 4,274.18
  4. Step 4: Simplify right side
    8,020.27x = 51,402,570.93
  5. Step 5: Solve for x
    x = 51,402,570.93/8,020.27
  6. Step 6: Final answer
    x = 6,409.08

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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.