Home / 5,352.05-7,386.20-2,994.20

Finding the Fourth Proportional to 5,352.05, 7,386.20 and 2,994.20

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Solution

The fourth proportional to 5,352.05, 7,386.20 and 2,994.20 is: 4,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.05 : 7,386.20 = 2,994.20 : x
  2. Step 2: Convert to fraction form
    5,352.05/7,386.20 = 2,994.20/x
  3. Step 3: Cross multiply
    5,352.05x = 7,386.20 × 2,994.20
  4. Step 4: Simplify right side
    5,352.05x = 22,115,708.14
  5. Step 5: Solve for x
    x = 22,115,708.14/5,352.05
  6. Step 6: Final answer
    x = 4,132.20

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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.