Home / 6,603.18-9,112.10-3,952.04

Finding the Fourth Proportional to 6,603.18, 9,112.10 and 3,952.04

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Solution

The fourth proportional to 6,603.18, 9,112.10 and 3,952.04 is: 5,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.18 : 9,112.10 = 3,952.04 : x
  2. Step 2: Convert to fraction form
    6,603.18/9,112.10 = 3,952.04/x
  3. Step 3: Cross multiply
    6,603.18x = 9,112.10 × 3,952.04
  4. Step 4: Simplify right side
    6,603.18x = 36,011,383.68
  5. Step 5: Solve for x
    x = 36,011,383.68/6,603.18
  6. Step 6: Final answer
    x = 5,453.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.