Home / 6,130.85-9,177.80-3,934.94

Finding the Fourth Proportional to 6,130.85, 9,177.80 and 3,934.94

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Solution

The fourth proportional to 6,130.85, 9,177.80 and 3,934.94 is: 5,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.85 : 9,177.80 = 3,934.94 : x
  2. Step 2: Convert to fraction form
    6,130.85/9,177.80 = 3,934.94/x
  3. Step 3: Cross multiply
    6,130.85x = 9,177.80 × 3,934.94
  4. Step 4: Simplify right side
    6,130.85x = 36,114,026.77
  5. Step 5: Solve for x
    x = 36,114,026.77/6,130.85
  6. Step 6: Final answer
    x = 5,890.55

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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.