Home / 9,299.81-12,833.74-5,108.06

Finding the Fourth Proportional to 9,299.81, 12,833.74 and 5,108.06

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Solution

The fourth proportional to 9,299.81, 12,833.74 and 5,108.06 is: 7,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.81 : 12,833.74 = 5,108.06 : x
  2. Step 2: Convert to fraction form
    9,299.81/12,833.74 = 5,108.06/x
  3. Step 3: Cross multiply
    9,299.81x = 12,833.74 × 5,108.06
  4. Step 4: Simplify right side
    9,299.81x = 65,555,552.41
  5. Step 5: Solve for x
    x = 65,555,552.41/9,299.81
  6. Step 6: Final answer
    x = 7,049.13

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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.