Home / 8,864.67-13,297.82-4,479.33

Finding the Fourth Proportional to 8,864.67, 13,297.82 and 4,479.33

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Solution

The fourth proportional to 8,864.67, 13,297.82 and 4,479.33 is: 6,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.67 : 13,297.82 = 4,479.33 : x
  2. Step 2: Convert to fraction form
    8,864.67/13,297.82 = 4,479.33/x
  3. Step 3: Cross multiply
    8,864.67x = 13,297.82 × 4,479.33
  4. Step 4: Simplify right side
    8,864.67x = 59,565,301.66
  5. Step 5: Solve for x
    x = 59,565,301.66/8,864.67
  6. Step 6: Final answer
    x = 6,719.40

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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.