Home / 8,117.70-12,177.01-2,274.77

Finding the Fourth Proportional to 8,117.70, 12,177.01 and 2,274.77

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Solution

The fourth proportional to 8,117.70, 12,177.01 and 2,274.77 is: 3,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.70 : 12,177.01 = 2,274.77 : x
  2. Step 2: Convert to fraction form
    8,117.70/12,177.01 = 2,274.77/x
  3. Step 3: Cross multiply
    8,117.70x = 12,177.01 × 2,274.77
  4. Step 4: Simplify right side
    8,117.70x = 27,699,897.04
  5. Step 5: Solve for x
    x = 27,699,897.04/8,117.70
  6. Step 6: Final answer
    x = 3,412.28

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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.