Home / 11,541.54-17,309.72-5,618.28

Finding the Fourth Proportional to 11,541.54, 17,309.72 and 5,618.28

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Solution

The fourth proportional to 11,541.54, 17,309.72 and 5,618.28 is: 8,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.54 : 17,309.72 = 5,618.28 : x
  2. Step 2: Convert to fraction form
    11,541.54/17,309.72 = 5,618.28/x
  3. Step 3: Cross multiply
    11,541.54x = 17,309.72 × 5,618.28
  4. Step 4: Simplify right side
    11,541.54x = 97,250,853.68
  5. Step 5: Solve for x
    x = 97,250,853.68/11,541.54
  6. Step 6: Final answer
    x = 8,426.16

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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.