Home / 5,520.95-8,276.75-2,398.60

Finding the Fourth Proportional to 5,520.95, 8,276.75 and 2,398.60

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Solution

The fourth proportional to 5,520.95, 8,276.75 and 2,398.60 is: 3,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.95 : 8,276.75 = 2,398.60 : x
  2. Step 2: Convert to fraction form
    5,520.95/8,276.75 = 2,398.60/x
  3. Step 3: Cross multiply
    5,520.95x = 8,276.75 × 2,398.60
  4. Step 4: Simplify right side
    5,520.95x = 19,852,612.55
  5. Step 5: Solve for x
    x = 19,852,612.55/5,520.95
  6. Step 6: Final answer
    x = 3,595.87

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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.