Home / 5,419.93-7,479.40-3,062.02

Finding the Fourth Proportional to 5,419.93, 7,479.40 and 3,062.02

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Solution

The fourth proportional to 5,419.93, 7,479.40 and 3,062.02 is: 4,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.93 : 7,479.40 = 3,062.02 : x
  2. Step 2: Convert to fraction form
    5,419.93/7,479.40 = 3,062.02/x
  3. Step 3: Cross multiply
    5,419.93x = 7,479.40 × 3,062.02
  4. Step 4: Simplify right side
    5,419.93x = 22,902,072.39
  5. Step 5: Solve for x
    x = 22,902,072.39/5,419.93
  6. Step 6: Final answer
    x = 4,225.53

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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.