Home / 5,053.15-7,574.74-2,419.90

Finding the Fourth Proportional to 5,053.15, 7,574.74 and 2,419.90

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Solution

The fourth proportional to 5,053.15, 7,574.74 and 2,419.90 is: 3,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.15 : 7,574.74 = 2,419.90 : x
  2. Step 2: Convert to fraction form
    5,053.15/7,574.74 = 2,419.90/x
  3. Step 3: Cross multiply
    5,053.15x = 7,574.74 × 2,419.90
  4. Step 4: Simplify right side
    5,053.15x = 18,330,113.33
  5. Step 5: Solve for x
    x = 18,330,113.33/5,053.15
  6. Step 6: Final answer
    x = 3,627.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.