Home / 6,866.21-10,299.32-1,672.04

Finding the Fourth Proportional to 6,866.21, 10,299.32 and 1,672.04

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Solution

The fourth proportional to 6,866.21, 10,299.32 and 1,672.04 is: 2,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.21 : 10,299.32 = 1,672.04 : x
  2. Step 2: Convert to fraction form
    6,866.21/10,299.32 = 1,672.04/x
  3. Step 3: Cross multiply
    6,866.21x = 10,299.32 × 1,672.04
  4. Step 4: Simplify right side
    6,866.21x = 17,220,875.01
  5. Step 5: Solve for x
    x = 17,220,875.01/6,866.21
  6. Step 6: Final answer
    x = 2,508.06

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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.