Home / 7,603.22-11,393.97-3,432.87

Finding the Fourth Proportional to 7,603.22, 11,393.97 and 3,432.87

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Solution

The fourth proportional to 7,603.22, 11,393.97 and 3,432.87 is: 5,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.22 : 11,393.97 = 3,432.87 : x
  2. Step 2: Convert to fraction form
    7,603.22/11,393.97 = 3,432.87/x
  3. Step 3: Cross multiply
    7,603.22x = 11,393.97 × 3,432.87
  4. Step 4: Simplify right side
    7,603.22x = 39,114,017.79
  5. Step 5: Solve for x
    x = 39,114,017.79/7,603.22
  6. Step 6: Final answer
    x = 5,144.40

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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.