Home / 7,759.14-11,643.57-5,298.36

Finding the Fourth Proportional to 7,759.14, 11,643.57 and 5,298.36

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Solution

The fourth proportional to 7,759.14, 11,643.57 and 5,298.36 is: 7,950.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.14 : 11,643.57 = 5,298.36 : x
  2. Step 2: Convert to fraction form
    7,759.14/11,643.57 = 5,298.36/x
  3. Step 3: Cross multiply
    7,759.14x = 11,643.57 × 5,298.36
  4. Step 4: Simplify right side
    7,759.14x = 61,691,825.55
  5. Step 5: Solve for x
    x = 61,691,825.55/7,759.14
  6. Step 6: Final answer
    x = 7,950.86

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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.