Home / 9,288.48-12,818.19-5,039.52

Finding the Fourth Proportional to 9,288.48, 12,818.19 and 5,039.52

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Solution

The fourth proportional to 9,288.48, 12,818.19 and 5,039.52 is: 6,954.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.48 : 12,818.19 = 5,039.52 : x
  2. Step 2: Convert to fraction form
    9,288.48/12,818.19 = 5,039.52/x
  3. Step 3: Cross multiply
    9,288.48x = 12,818.19 × 5,039.52
  4. Step 4: Simplify right side
    9,288.48x = 64,597,524.87
  5. Step 5: Solve for x
    x = 64,597,524.87/9,288.48
  6. Step 6: Final answer
    x = 6,954.59

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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.