Home / 7,464.40-11,196.60-6,249.40

Finding the Fourth Proportional to 7,464.40, 11,196.60 and 6,249.40

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Solution

The fourth proportional to 7,464.40, 11,196.60 and 6,249.40 is: 9,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.40 : 11,196.60 = 6,249.40 : x
  2. Step 2: Convert to fraction form
    7,464.40/11,196.60 = 6,249.40/x
  3. Step 3: Cross multiply
    7,464.40x = 11,196.60 × 6,249.40
  4. Step 4: Simplify right side
    7,464.40x = 69,972,032.04
  5. Step 5: Solve for x
    x = 69,972,032.04/7,464.40
  6. Step 6: Final answer
    x = 9,374.10

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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.