Home / 3,492.16-5,213.84-3,003.20

Finding the Fourth Proportional to 3,492.16, 5,213.84 and 3,003.20

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Solution

The fourth proportional to 3,492.16, 5,213.84 and 3,003.20 is: 4,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.16 : 5,213.84 = 3,003.20 : x
  2. Step 2: Convert to fraction form
    3,492.16/5,213.84 = 3,003.20/x
  3. Step 3: Cross multiply
    3,492.16x = 5,213.84 × 3,003.20
  4. Step 4: Simplify right side
    3,492.16x = 15,658,204.29
  5. Step 5: Solve for x
    x = 15,658,204.29/3,492.16
  6. Step 6: Final answer
    x = 4,483.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.