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Finding the Fourth Proportional to 5,367.47, 7,403.00 and 3,479.51

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Solution

The fourth proportional to 5,367.47, 7,403.00 and 3,479.51 is: 4,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.47 : 7,403.00 = 3,479.51 : x
  2. Step 2: Convert to fraction form
    5,367.47/7,403.00 = 3,479.51/x
  3. Step 3: Cross multiply
    5,367.47x = 7,403.00 × 3,479.51
  4. Step 4: Simplify right side
    5,367.47x = 25,758,772.00
  5. Step 5: Solve for x
    x = 25,758,772.00/5,367.47
  6. Step 6: Final answer
    x = 4,799.06

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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.