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Finding the Fourth Proportional to 5,598.62, 7,726.02 and 3,080.67

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Solution

The fourth proportional to 5,598.62, 7,726.02 and 3,080.67 is: 4,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.62 : 7,726.02 = 3,080.67 : x
  2. Step 2: Convert to fraction form
    5,598.62/7,726.02 = 3,080.67/x
  3. Step 3: Cross multiply
    5,598.62x = 7,726.02 × 3,080.67
  4. Step 4: Simplify right side
    5,598.62x = 23,801,277.51
  5. Step 5: Solve for x
    x = 23,801,277.51/5,598.62
  6. Step 6: Final answer
    x = 4,251.28

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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.