Home / 7,452.06-11,172.12-5,106.30

Finding the Fourth Proportional to 7,452.06, 11,172.12 and 5,106.30

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Solution

The fourth proportional to 7,452.06, 11,172.12 and 5,106.30 is: 7,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.06 : 11,172.12 = 5,106.30 : x
  2. Step 2: Convert to fraction form
    7,452.06/11,172.12 = 5,106.30/x
  3. Step 3: Cross multiply
    7,452.06x = 11,172.12 × 5,106.30
  4. Step 4: Simplify right side
    7,452.06x = 57,048,196.36
  5. Step 5: Solve for x
    x = 57,048,196.36/7,452.06
  6. Step 6: Final answer
    x = 7,655.36

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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.