Home / 7,385.18-10,190.61-4,241.57

Finding the Fourth Proportional to 7,385.18, 10,190.61 and 4,241.57

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Solution

The fourth proportional to 7,385.18, 10,190.61 and 4,241.57 is: 5,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.18 : 10,190.61 = 4,241.57 : x
  2. Step 2: Convert to fraction form
    7,385.18/10,190.61 = 4,241.57/x
  3. Step 3: Cross multiply
    7,385.18x = 10,190.61 × 4,241.57
  4. Step 4: Simplify right side
    7,385.18x = 43,224,134.70
  5. Step 5: Solve for x
    x = 43,224,134.70/7,385.18
  6. Step 6: Final answer
    x = 5,852.82

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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.