Home / 6,181.28-9,271.92-1,563.92

Finding the Fourth Proportional to 6,181.28, 9,271.92 and 1,563.92

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Solution

The fourth proportional to 6,181.28, 9,271.92 and 1,563.92 is: 2,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.28 : 9,271.92 = 1,563.92 : x
  2. Step 2: Convert to fraction form
    6,181.28/9,271.92 = 1,563.92/x
  3. Step 3: Cross multiply
    6,181.28x = 9,271.92 × 1,563.92
  4. Step 4: Simplify right side
    6,181.28x = 14,500,541.13
  5. Step 5: Solve for x
    x = 14,500,541.13/6,181.28
  6. Step 6: Final answer
    x = 2,345.88

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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.