Home / 6,866.46-10,299.69-1,672.29

Finding the Fourth Proportional to 6,866.46, 10,299.69 and 1,672.29

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Solution

The fourth proportional to 6,866.46, 10,299.69 and 1,672.29 is: 2,508.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.46 : 10,299.69 = 1,672.29 : x
  2. Step 2: Convert to fraction form
    6,866.46/10,299.69 = 1,672.29/x
  3. Step 3: Cross multiply
    6,866.46x = 10,299.69 × 1,672.29
  4. Step 4: Simplify right side
    6,866.46x = 17,224,068.59
  5. Step 5: Solve for x
    x = 17,224,068.59/6,866.46
  6. Step 6: Final answer
    x = 2,508.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.