Home / 6,177.80-8,516.58-3,818.60

Finding the Fourth Proportional to 6,177.80, 8,516.58 and 3,818.60

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Solution

The fourth proportional to 6,177.80, 8,516.58 and 3,818.60 is: 5,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,177.80 : 8,516.58 = 3,818.60 : x
  2. Step 2: Convert to fraction form
    6,177.80/8,516.58 = 3,818.60/x
  3. Step 3: Cross multiply
    6,177.80x = 8,516.58 × 3,818.60
  4. Step 4: Simplify right side
    6,177.80x = 32,521,412.39
  5. Step 5: Solve for x
    x = 32,521,412.39/6,177.80
  6. Step 6: Final answer
    x = 5,264.24

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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.