Home / 5,352.20-7,385.83-2,994.29

Finding the Fourth Proportional to 5,352.20, 7,385.83 and 2,994.29

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Solution

The fourth proportional to 5,352.20, 7,385.83 and 2,994.29 is: 4,132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.20 : 7,385.83 = 2,994.29 : x
  2. Step 2: Convert to fraction form
    5,352.20/7,385.83 = 2,994.29/x
  3. Step 3: Cross multiply
    5,352.20x = 7,385.83 × 2,994.29
  4. Step 4: Simplify right side
    5,352.20x = 22,115,316.91
  5. Step 5: Solve for x
    x = 22,115,316.91/5,352.20
  6. Step 6: Final answer
    x = 4,132.00

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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.