Home / 5,751.46-8,618.95-3,281.10

Finding the Fourth Proportional to 5,751.46, 8,618.95 and 3,281.10

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Solution

The fourth proportional to 5,751.46, 8,618.95 and 3,281.10 is: 4,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.46 : 8,618.95 = 3,281.10 : x
  2. Step 2: Convert to fraction form
    5,751.46/8,618.95 = 3,281.10/x
  3. Step 3: Cross multiply
    5,751.46x = 8,618.95 × 3,281.10
  4. Step 4: Simplify right side
    5,751.46x = 28,279,636.85
  5. Step 5: Solve for x
    x = 28,279,636.85/5,751.46
  6. Step 6: Final answer
    x = 4,916.95

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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.