Home / 5,352.60-7,386.72-2,994.72

Finding the Fourth Proportional to 5,352.60, 7,386.72 and 2,994.72

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Solution

The fourth proportional to 5,352.60, 7,386.72 and 2,994.72 is: 4,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.60 : 7,386.72 = 2,994.72 : x
  2. Step 2: Convert to fraction form
    5,352.60/7,386.72 = 2,994.72/x
  3. Step 3: Cross multiply
    5,352.60x = 7,386.72 × 2,994.72
  4. Step 4: Simplify right side
    5,352.60x = 22,121,158.12
  5. Step 5: Solve for x
    x = 22,121,158.12/5,352.60
  6. Step 6: Final answer
    x = 4,132.79

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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.