Home / 9,299.81-12,834.55-5,108.87

Finding the Fourth Proportional to 9,299.81, 12,834.55 and 5,108.87

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Solution

The fourth proportional to 9,299.81, 12,834.55 and 5,108.87 is: 7,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.81 : 12,834.55 = 5,108.87 : x
  2. Step 2: Convert to fraction form
    9,299.81/12,834.55 = 5,108.87/x
  3. Step 3: Cross multiply
    9,299.81x = 12,834.55 × 5,108.87
  4. Step 4: Simplify right side
    9,299.81x = 65,570,085.93
  5. Step 5: Solve for x
    x = 65,570,085.93/9,299.81
  6. Step 6: Final answer
    x = 7,050.69

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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.