Home / 7,290.74-10,935.20-2,359.87

Finding the Fourth Proportional to 7,290.74, 10,935.20 and 2,359.87

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Solution

The fourth proportional to 7,290.74, 10,935.20 and 2,359.87 is: 3,539.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290.74 : 10,935.20 = 2,359.87 : x
  2. Step 2: Convert to fraction form
    7,290.74/10,935.20 = 2,359.87/x
  3. Step 3: Cross multiply
    7,290.74x = 10,935.20 × 2,359.87
  4. Step 4: Simplify right side
    7,290.74x = 25,805,628.99
  5. Step 5: Solve for x
    x = 25,805,628.99/7,290.74
  6. Step 6: Final answer
    x = 3,539.51

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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.