Home / 5,422.77-7,483.48-3,184.67

Finding the Fourth Proportional to 5,422.77, 7,483.48 and 3,184.67

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Solution

The fourth proportional to 5,422.77, 7,483.48 and 3,184.67 is: 4,394.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.77 : 7,483.48 = 3,184.67 : x
  2. Step 2: Convert to fraction form
    5,422.77/7,483.48 = 3,184.67/x
  3. Step 3: Cross multiply
    5,422.77x = 7,483.48 × 3,184.67
  4. Step 4: Simplify right side
    5,422.77x = 23,832,414.25
  5. Step 5: Solve for x
    x = 23,832,414.25/5,422.77
  6. Step 6: Final answer
    x = 4,394.88

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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.