Home / 5,534.79-7,638.06-3,296.69

Finding the Fourth Proportional to 5,534.79, 7,638.06 and 3,296.69

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Solution

The fourth proportional to 5,534.79, 7,638.06 and 3,296.69 is: 4,549.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,534.79 : 7,638.06 = 3,296.69 : x
  2. Step 2: Convert to fraction form
    5,534.79/7,638.06 = 3,296.69/x
  3. Step 3: Cross multiply
    5,534.79x = 7,638.06 × 3,296.69
  4. Step 4: Simplify right side
    5,534.79x = 25,180,316.02
  5. Step 5: Solve for x
    x = 25,180,316.02/5,534.79
  6. Step 6: Final answer
    x = 4,549.46

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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.