Home / 6,785.19-10,177.67-1,854.83

Finding the Fourth Proportional to 6,785.19, 10,177.67 and 1,854.83

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Solution

The fourth proportional to 6,785.19, 10,177.67 and 1,854.83 is: 2,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.19 : 10,177.67 = 1,854.83 : x
  2. Step 2: Convert to fraction form
    6,785.19/10,177.67 = 1,854.83/x
  3. Step 3: Cross multiply
    6,785.19x = 10,177.67 × 1,854.83
  4. Step 4: Simplify right side
    6,785.19x = 18,877,877.73
  5. Step 5: Solve for x
    x = 18,877,877.73/6,785.19
  6. Step 6: Final answer
    x = 2,782.22

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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.