Home / 5,841.20-8,765.43-2,378.45

Finding the Fourth Proportional to 5,841.20, 8,765.43 and 2,378.45

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Solution

The fourth proportional to 5,841.20, 8,765.43 and 2,378.45 is: 3,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,841.20 : 8,765.43 = 2,378.45 : x
  2. Step 2: Convert to fraction form
    5,841.20/8,765.43 = 2,378.45/x
  3. Step 3: Cross multiply
    5,841.20x = 8,765.43 × 2,378.45
  4. Step 4: Simplify right side
    5,841.20x = 20,848,093.16
  5. Step 5: Solve for x
    x = 20,848,093.16/5,841.20
  6. Step 6: Final answer
    x = 3,569.15

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1.5x scale

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.