Home / 6,416.66-9,624.35-3,132.02

Finding the Fourth Proportional to 6,416.66, 9,624.35 and 3,132.02

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Solution

The fourth proportional to 6,416.66, 9,624.35 and 3,132.02 is: 4,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.66 : 9,624.35 = 3,132.02 : x
  2. Step 2: Convert to fraction form
    6,416.66/9,624.35 = 3,132.02/x
  3. Step 3: Cross multiply
    6,416.66x = 9,624.35 × 3,132.02
  4. Step 4: Simplify right side
    6,416.66x = 30,143,656.69
  5. Step 5: Solve for x
    x = 30,143,656.69/6,416.66
  6. Step 6: Final answer
    x = 4,697.72

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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.