Home / 2,319.60-3,479.16-2,184.24

Finding the Fourth Proportional to 2,319.60, 3,479.16 and 2,184.24

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Solution

The fourth proportional to 2,319.60, 3,479.16 and 2,184.24 is: 3,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.60 : 3,479.16 = 2,184.24 : x
  2. Step 2: Convert to fraction form
    2,319.60/3,479.16 = 2,184.24/x
  3. Step 3: Cross multiply
    2,319.60x = 3,479.16 × 2,184.24
  4. Step 4: Simplify right side
    2,319.60x = 7,599,320.44
  5. Step 5: Solve for x
    x = 7,599,320.44/2,319.60
  6. Step 6: Final answer
    x = 3,276.13

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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.