Home / 6,607.83-9,118.50-3,956.70

Finding the Fourth Proportional to 6,607.83, 9,118.50 and 3,956.70

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Solution

The fourth proportional to 6,607.83, 9,118.50 and 3,956.70 is: 5,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607.83 : 9,118.50 = 3,956.70 : x
  2. Step 2: Convert to fraction form
    6,607.83/9,118.50 = 3,956.70/x
  3. Step 3: Cross multiply
    6,607.83x = 9,118.50 × 3,956.70
  4. Step 4: Simplify right side
    6,607.83x = 36,079,148.14
  5. Step 5: Solve for x
    x = 36,079,148.14/6,607.83
  6. Step 6: Final answer
    x = 5,460.06

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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.