Home / 5,328.03-7,992.20-1,630.18

Finding the Fourth Proportional to 5,328.03, 7,992.20 and 1,630.18

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Solution

The fourth proportional to 5,328.03, 7,992.20 and 1,630.18 is: 2,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.03 : 7,992.20 = 1,630.18 : x
  2. Step 2: Convert to fraction form
    5,328.03/7,992.20 = 1,630.18/x
  3. Step 3: Cross multiply
    5,328.03x = 7,992.20 × 1,630.18
  4. Step 4: Simplify right side
    5,328.03x = 13,028,738.66
  5. Step 5: Solve for x
    x = 13,028,738.66/5,328.03
  6. Step 6: Final answer
    x = 2,445.32

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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.