Home / 6,607.04-9,117.44-3,952.88

Finding the Fourth Proportional to 6,607.04, 9,117.44 and 3,952.88

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Solution

The fourth proportional to 6,607.04, 9,117.44 and 3,952.88 is: 5,454.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.04 : 9,117.44 = 3,952.88 : x
  2. Step 2: Convert to fraction form
    6,607.04/9,117.44 = 3,952.88/x
  3. Step 3: Cross multiply
    6,607.04x = 9,117.44 × 3,952.88
  4. Step 4: Simplify right side
    6,607.04x = 36,040,146.23
  5. Step 5: Solve for x
    x = 36,040,146.23/6,607.04
  6. Step 6: Final answer
    x = 5,454.81

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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.