Home / 6,869.03-10,300.50-2,188.17

Finding the Fourth Proportional to 6,869.03, 10,300.50 and 2,188.17

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Solution

The fourth proportional to 6,869.03, 10,300.50 and 2,188.17 is: 3,281.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869.03 : 10,300.50 = 2,188.17 : x
  2. Step 2: Convert to fraction form
    6,869.03/10,300.50 = 2,188.17/x
  3. Step 3: Cross multiply
    6,869.03x = 10,300.50 × 2,188.17
  4. Step 4: Simplify right side
    6,869.03x = 22,539,245.09
  5. Step 5: Solve for x
    x = 22,539,245.09/6,869.03
  6. Step 6: Final answer
    x = 3,281.29

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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.