Home / 7,448.54-11,172.80-3,066.34

Finding the Fourth Proportional to 7,448.54, 11,172.80 and 3,066.34

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Solution

The fourth proportional to 7,448.54, 11,172.80 and 3,066.34 is: 4,599.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.54 : 11,172.80 = 3,066.34 : x
  2. Step 2: Convert to fraction form
    7,448.54/11,172.80 = 3,066.34/x
  3. Step 3: Cross multiply
    7,448.54x = 11,172.80 × 3,066.34
  4. Step 4: Simplify right side
    7,448.54x = 34,259,603.55
  5. Step 5: Solve for x
    x = 34,259,603.55/7,448.54
  6. Step 6: Final answer
    x = 4,599.51

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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.