Home / 7,367.46-11,038.88-5,172.26

Finding the Fourth Proportional to 7,367.46, 11,038.88 and 5,172.26

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Solution

The fourth proportional to 7,367.46, 11,038.88 and 5,172.26 is: 7,749.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.46 : 11,038.88 = 5,172.26 : x
  2. Step 2: Convert to fraction form
    7,367.46/11,038.88 = 5,172.26/x
  3. Step 3: Cross multiply
    7,367.46x = 11,038.88 × 5,172.26
  4. Step 4: Simplify right side
    7,367.46x = 57,095,915.21
  5. Step 5: Solve for x
    x = 57,095,915.21/7,367.46
  6. Step 6: Final answer
    x = 7,749.75

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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.