Home / 7,516.93-11,264.60-4,223.09

Finding the Fourth Proportional to 7,516.93, 11,264.60 and 4,223.09

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Solution

The fourth proportional to 7,516.93, 11,264.60 and 4,223.09 is: 6,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.93 : 11,264.60 = 4,223.09 : x
  2. Step 2: Convert to fraction form
    7,516.93/11,264.60 = 4,223.09/x
  3. Step 3: Cross multiply
    7,516.93x = 11,264.60 × 4,223.09
  4. Step 4: Simplify right side
    7,516.93x = 47,571,419.61
  5. Step 5: Solve for x
    x = 47,571,419.61/7,516.93
  6. Step 6: Final answer
    x = 6,328.57

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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.