Home / 7,307.08-10,084.50-4,163.40

Finding the Fourth Proportional to 7,307.08, 10,084.50 and 4,163.40

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Solution

The fourth proportional to 7,307.08, 10,084.50 and 4,163.40 is: 5,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.08 : 10,084.50 = 4,163.40 : x
  2. Step 2: Convert to fraction form
    7,307.08/10,084.50 = 4,163.40/x
  3. Step 3: Cross multiply
    7,307.08x = 10,084.50 × 4,163.40
  4. Step 4: Simplify right side
    7,307.08x = 41,985,807.30
  5. Step 5: Solve for x
    x = 41,985,807.30/7,307.08
  6. Step 6: Final answer
    x = 5,745.91

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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.