Home / 5,575.35-7,695.63-3,219.06

Finding the Fourth Proportional to 5,575.35, 7,695.63 and 3,219.06

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Solution

The fourth proportional to 5,575.35, 7,695.63 and 3,219.06 is: 4,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.35 : 7,695.63 = 3,219.06 : x
  2. Step 2: Convert to fraction form
    5,575.35/7,695.63 = 3,219.06/x
  3. Step 3: Cross multiply
    5,575.35x = 7,695.63 × 3,219.06
  4. Step 4: Simplify right side
    5,575.35x = 24,772,694.71
  5. Step 5: Solve for x
    x = 24,772,694.71/5,575.35
  6. Step 6: Final answer
    x = 4,443.25

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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.