Home / 7,836.59-10,814.78-4,299.91

Finding the Fourth Proportional to 7,836.59, 10,814.78 and 4,299.91

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Solution

The fourth proportional to 7,836.59, 10,814.78 and 4,299.91 is: 5,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.59 : 10,814.78 = 4,299.91 : x
  2. Step 2: Convert to fraction form
    7,836.59/10,814.78 = 4,299.91/x
  3. Step 3: Cross multiply
    7,836.59x = 10,814.78 × 4,299.91
  4. Step 4: Simplify right side
    7,836.59x = 46,502,505.10
  5. Step 5: Solve for x
    x = 46,502,505.10/7,836.59
  6. Step 6: Final answer
    x = 5,934.02

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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.