Home / 7,307.27-10,084.03-4,120.57

Finding the Fourth Proportional to 7,307.27, 10,084.03 and 4,120.57

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Solution

The fourth proportional to 7,307.27, 10,084.03 and 4,120.57 is: 5,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.27 : 10,084.03 = 4,120.57 : x
  2. Step 2: Convert to fraction form
    7,307.27/10,084.03 = 4,120.57/x
  3. Step 3: Cross multiply
    7,307.27x = 10,084.03 × 4,120.57
  4. Step 4: Simplify right side
    7,307.27x = 41,551,951.50
  5. Step 5: Solve for x
    x = 41,551,951.50/7,307.27
  6. Step 6: Final answer
    x = 5,686.39

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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.