Home / 3,484.34-4,806.78-2,224.76

Finding the Fourth Proportional to 3,484.34, 4,806.78 and 2,224.76

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Solution

The fourth proportional to 3,484.34, 4,806.78 and 2,224.76 is: 3,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.34 : 4,806.78 = 2,224.76 : x
  2. Step 2: Convert to fraction form
    3,484.34/4,806.78 = 2,224.76/x
  3. Step 3: Cross multiply
    3,484.34x = 4,806.78 × 2,224.76
  4. Step 4: Simplify right side
    3,484.34x = 10,693,899.50
  5. Step 5: Solve for x
    x = 10,693,899.50/3,484.34
  6. Step 6: Final answer
    x = 3,069.13

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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.