Home / 7,014.87-10,527.77-2,640.87

Finding the Fourth Proportional to 7,014.87, 10,527.77 and 2,640.87

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Solution

The fourth proportional to 7,014.87, 10,527.77 and 2,640.87 is: 3,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.87 : 10,527.77 = 2,640.87 : x
  2. Step 2: Convert to fraction form
    7,014.87/10,527.77 = 2,640.87/x
  3. Step 3: Cross multiply
    7,014.87x = 10,527.77 × 2,640.87
  4. Step 4: Simplify right side
    7,014.87x = 27,802,478.56
  5. Step 5: Solve for x
    x = 27,802,478.56/7,014.87
  6. Step 6: Final answer
    x = 3,963.36

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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.