Home / 7,307.40-10,084.32-4,163.52

Finding the Fourth Proportional to 7,307.40, 10,084.32 and 4,163.52

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Solution

The fourth proportional to 7,307.40, 10,084.32 and 4,163.52 is: 5,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.40 : 10,084.32 = 4,163.52 : x
  2. Step 2: Convert to fraction form
    7,307.40/10,084.32 = 4,163.52/x
  3. Step 3: Cross multiply
    7,307.40x = 10,084.32 × 4,163.52
  4. Step 4: Simplify right side
    7,307.40x = 41,986,268.01
  5. Step 5: Solve for x
    x = 41,986,268.01/7,307.40
  6. Step 6: Final answer
    x = 5,745.72

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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.