Home / 2,519.61-3,475.13-2,236.32

Finding the Fourth Proportional to 2,519.61, 3,475.13 and 2,236.32

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Solution

The fourth proportional to 2,519.61, 3,475.13 and 2,236.32 is: 3,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.61 : 3,475.13 = 2,236.32 : x
  2. Step 2: Convert to fraction form
    2,519.61/3,475.13 = 2,236.32/x
  3. Step 3: Cross multiply
    2,519.61x = 3,475.13 × 2,236.32
  4. Step 4: Simplify right side
    2,519.61x = 7,771,491.54
  5. Step 5: Solve for x
    x = 7,771,491.54/2,519.61
  6. Step 6: Final answer
    x = 3,084.40

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Half scale
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Double scale
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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.