Home / 2,824.64-4,219.72-2,248.16

Finding the Fourth Proportional to 2,824.64, 4,219.72 and 2,248.16

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Solution

The fourth proportional to 2,824.64, 4,219.72 and 2,248.16 is: 3,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.64 : 4,219.72 = 2,248.16 : x
  2. Step 2: Convert to fraction form
    2,824.64/4,219.72 = 2,248.16/x
  3. Step 3: Cross multiply
    2,824.64x = 4,219.72 × 2,248.16
  4. Step 4: Simplify right side
    2,824.64x = 9,486,605.72
  5. Step 5: Solve for x
    x = 9,486,605.72/2,824.64
  6. Step 6: Final answer
    x = 3,358.52

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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.