Home / 7,290.75-10,935.18-2,359.89

Finding the Fourth Proportional to 7,290.75, 10,935.18 and 2,359.89

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Solution

The fourth proportional to 7,290.75, 10,935.18 and 2,359.89 is: 3,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.75 : 10,935.18 = 2,359.89 : x
  2. Step 2: Convert to fraction form
    7,290.75/10,935.18 = 2,359.89/x
  3. Step 3: Cross multiply
    7,290.75x = 10,935.18 × 2,359.89
  4. Step 4: Simplify right side
    7,290.75x = 25,805,821.93
  5. Step 5: Solve for x
    x = 25,805,821.93/7,290.75
  6. Step 6: Final answer
    x = 3,539.53

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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.