Home / 7,419.11-10,237.95-4,061.25

Finding the Fourth Proportional to 7,419.11, 10,237.95 and 4,061.25

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Solution

The fourth proportional to 7,419.11, 10,237.95 and 4,061.25 is: 5,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,419.11 : 10,237.95 = 4,061.25 : x
  2. Step 2: Convert to fraction form
    7,419.11/10,237.95 = 4,061.25/x
  3. Step 3: Cross multiply
    7,419.11x = 10,237.95 × 4,061.25
  4. Step 4: Simplify right side
    7,419.11x = 41,578,874.44
  5. Step 5: Solve for x
    x = 41,578,874.44/7,419.11
  6. Step 6: Final answer
    x = 5,604.30

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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.