Home / 9,764.04-13,474.41-5,515.29

Finding the Fourth Proportional to 9,764.04, 13,474.41 and 5,515.29

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Solution

The fourth proportional to 9,764.04, 13,474.41 and 5,515.29 is: 7,611.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.04 : 13,474.41 = 5,515.29 : x
  2. Step 2: Convert to fraction form
    9,764.04/13,474.41 = 5,515.29/x
  3. Step 3: Cross multiply
    9,764.04x = 13,474.41 × 5,515.29
  4. Step 4: Simplify right side
    9,764.04x = 74,315,278.73
  5. Step 5: Solve for x
    x = 74,315,278.73/9,764.04
  6. Step 6: Final answer
    x = 7,611.12

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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.