Home / 7,712.48-11,559.08-3,548.04

Finding the Fourth Proportional to 7,712.48, 11,559.08 and 3,548.04

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Solution

The fourth proportional to 7,712.48, 11,559.08 and 3,548.04 is: 5,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.48 : 11,559.08 = 3,548.04 : x
  2. Step 2: Convert to fraction form
    7,712.48/11,559.08 = 3,548.04/x
  3. Step 3: Cross multiply
    7,712.48x = 11,559.08 × 3,548.04
  4. Step 4: Simplify right side
    7,712.48x = 41,012,078.20
  5. Step 5: Solve for x
    x = 41,012,078.20/7,712.48
  6. Step 6: Final answer
    x = 5,317.63

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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.