Home / 4,856.38-7,284.63-1,393.63

Finding the Fourth Proportional to 4,856.38, 7,284.63 and 1,393.63

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Solution

The fourth proportional to 4,856.38, 7,284.63 and 1,393.63 is: 2,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.38 : 7,284.63 = 1,393.63 : x
  2. Step 2: Convert to fraction form
    4,856.38/7,284.63 = 1,393.63/x
  3. Step 3: Cross multiply
    4,856.38x = 7,284.63 × 1,393.63
  4. Step 4: Simplify right side
    4,856.38x = 10,152,078.91
  5. Step 5: Solve for x
    x = 10,152,078.91/4,856.38
  6. Step 6: Final answer
    x = 2,090.46

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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.