Home / 7,418.95-10,237.80-4,061.50

Finding the Fourth Proportional to 7,418.95, 10,237.80 and 4,061.50

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Solution

The fourth proportional to 7,418.95, 10,237.80 and 4,061.50 is: 5,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.95 : 10,237.80 = 4,061.50 : x
  2. Step 2: Convert to fraction form
    7,418.95/10,237.80 = 4,061.50/x
  3. Step 3: Cross multiply
    7,418.95x = 10,237.80 × 4,061.50
  4. Step 4: Simplify right side
    7,418.95x = 41,580,824.70
  5. Step 5: Solve for x
    x = 41,580,824.70/7,418.95
  6. Step 6: Final answer
    x = 5,604.68

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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.