Home / 9,025.18-13,539.05-2,785.71

Finding the Fourth Proportional to 9,025.18, 13,539.05 and 2,785.71

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Solution

The fourth proportional to 9,025.18, 13,539.05 and 2,785.71 is: 4,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.18 : 13,539.05 = 2,785.71 : x
  2. Step 2: Convert to fraction form
    9,025.18/13,539.05 = 2,785.71/x
  3. Step 3: Cross multiply
    9,025.18x = 13,539.05 × 2,785.71
  4. Step 4: Simplify right side
    9,025.18x = 37,715,806.24
  5. Step 5: Solve for x
    x = 37,715,806.24/9,025.18
  6. Step 6: Final answer
    x = 4,178.95

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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.