Home / 7,559.70-10,432.96-4,202.78

Finding the Fourth Proportional to 7,559.70, 10,432.96 and 4,202.78

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Solution

The fourth proportional to 7,559.70, 10,432.96 and 4,202.78 is: 5,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.70 : 10,432.96 = 4,202.78 : x
  2. Step 2: Convert to fraction form
    7,559.70/10,432.96 = 4,202.78/x
  3. Step 3: Cross multiply
    7,559.70x = 10,432.96 × 4,202.78
  4. Step 4: Simplify right side
    7,559.70x = 43,847,435.63
  5. Step 5: Solve for x
    x = 43,847,435.63/7,559.70
  6. Step 6: Final answer
    x = 5,800.16

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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.