Home / 3,318.95-4,580.18-1,826.83

Finding the Fourth Proportional to 3,318.95, 4,580.18 and 1,826.83

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Solution

The fourth proportional to 3,318.95, 4,580.18 and 1,826.83 is: 2,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.95 : 4,580.18 = 1,826.83 : x
  2. Step 2: Convert to fraction form
    3,318.95/4,580.18 = 1,826.83/x
  3. Step 3: Cross multiply
    3,318.95x = 4,580.18 × 1,826.83
  4. Step 4: Simplify right side
    3,318.95x = 8,367,210.23
  5. Step 5: Solve for x
    x = 8,367,210.23/3,318.95
  6. Step 6: Final answer
    x = 2,521.04

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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.