Home / 8,328.78-11,494.58-4,793.13

Finding the Fourth Proportional to 8,328.78, 11,494.58 and 4,793.13

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Solution

The fourth proportional to 8,328.78, 11,494.58 and 4,793.13 is: 6,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.78 : 11,494.58 = 4,793.13 : x
  2. Step 2: Convert to fraction form
    8,328.78/11,494.58 = 4,793.13/x
  3. Step 3: Cross multiply
    8,328.78x = 11,494.58 × 4,793.13
  4. Step 4: Simplify right side
    8,328.78x = 55,094,992.27
  5. Step 5: Solve for x
    x = 55,094,992.27/8,328.78
  6. Step 6: Final answer
    x = 6,615.01

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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.