Home / 2,520.54-3,479.36-1,473.21

Finding the Fourth Proportional to 2,520.54, 3,479.36 and 1,473.21

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Solution

The fourth proportional to 2,520.54, 3,479.36 and 1,473.21 is: 2,033.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.54 : 3,479.36 = 1,473.21 : x
  2. Step 2: Convert to fraction form
    2,520.54/3,479.36 = 1,473.21/x
  3. Step 3: Cross multiply
    2,520.54x = 3,479.36 × 1,473.21
  4. Step 4: Simplify right side
    2,520.54x = 5,125,820.58
  5. Step 5: Solve for x
    x = 5,125,820.58/2,520.54
  6. Step 6: Final answer
    x = 2,033.62

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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.