Home / 5,526.39-7,626.56-3,401.13

Finding the Fourth Proportional to 5,526.39, 7,626.56 and 3,401.13

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Solution

The fourth proportional to 5,526.39, 7,626.56 and 3,401.13 is: 4,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.39 : 7,626.56 = 3,401.13 : x
  2. Step 2: Convert to fraction form
    5,526.39/7,626.56 = 3,401.13/x
  3. Step 3: Cross multiply
    5,526.39x = 7,626.56 × 3,401.13
  4. Step 4: Simplify right side
    5,526.39x = 25,938,905.01
  5. Step 5: Solve for x
    x = 25,938,905.01/5,526.39
  6. Step 6: Final answer
    x = 4,693.64

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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.