Home / 5,620.32-7,752.51-3,525.66

Finding the Fourth Proportional to 5,620.32, 7,752.51 and 3,525.66

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Solution

The fourth proportional to 5,620.32, 7,752.51 and 3,525.66 is: 4,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.32 : 7,752.51 = 3,525.66 : x
  2. Step 2: Convert to fraction form
    5,620.32/7,752.51 = 3,525.66/x
  3. Step 3: Cross multiply
    5,620.32x = 7,752.51 × 3,525.66
  4. Step 4: Simplify right side
    5,620.32x = 27,332,714.41
  5. Step 5: Solve for x
    x = 27,332,714.41/5,620.32
  6. Step 6: Final answer
    x = 4,863.20

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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.