Home / 6,845.21-10,263.95-2,166.39

Finding the Fourth Proportional to 6,845.21, 10,263.95 and 2,166.39

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Solution

The fourth proportional to 6,845.21, 10,263.95 and 2,166.39 is: 3,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.21 : 10,263.95 = 2,166.39 : x
  2. Step 2: Convert to fraction form
    6,845.21/10,263.95 = 2,166.39/x
  3. Step 3: Cross multiply
    6,845.21x = 10,263.95 × 2,166.39
  4. Step 4: Simplify right side
    6,845.21x = 22,235,707.81
  5. Step 5: Solve for x
    x = 22,235,707.81/6,845.21
  6. Step 6: Final answer
    x = 3,248.36

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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.