Home / 3,484.24-5,215.20-2,496.40

Finding the Fourth Proportional to 3,484.24, 5,215.20 and 2,496.40

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Solution

The fourth proportional to 3,484.24, 5,215.20 and 2,496.40 is: 3,736.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.24 : 5,215.20 = 2,496.40 : x
  2. Step 2: Convert to fraction form
    3,484.24/5,215.20 = 2,496.40/x
  3. Step 3: Cross multiply
    3,484.24x = 5,215.20 × 2,496.40
  4. Step 4: Simplify right side
    3,484.24x = 13,019,225.28
  5. Step 5: Solve for x
    x = 13,019,225.28/3,484.24
  6. Step 6: Final answer
    x = 3,736.60

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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.