Home / 4,899.44-7,349.16-1,439.12

Finding the Fourth Proportional to 4,899.44, 7,349.16 and 1,439.12

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Solution

The fourth proportional to 4,899.44, 7,349.16 and 1,439.12 is: 2,158.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.44 : 7,349.16 = 1,439.12 : x
  2. Step 2: Convert to fraction form
    4,899.44/7,349.16 = 1,439.12/x
  3. Step 3: Cross multiply
    4,899.44x = 7,349.16 × 1,439.12
  4. Step 4: Simplify right side
    4,899.44x = 10,576,323.14
  5. Step 5: Solve for x
    x = 10,576,323.14/4,899.44
  6. Step 6: Final answer
    x = 2,158.68

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Double scale
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Similar ratio
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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.