Home / 8,965.04-12,372.06-4,932.05

Finding the Fourth Proportional to 8,965.04, 12,372.06 and 4,932.05

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Solution

The fourth proportional to 8,965.04, 12,372.06 and 4,932.05 is: 6,806.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.04 : 12,372.06 = 4,932.05 : x
  2. Step 2: Convert to fraction form
    8,965.04/12,372.06 = 4,932.05/x
  3. Step 3: Cross multiply
    8,965.04x = 12,372.06 × 4,932.05
  4. Step 4: Simplify right side
    8,965.04x = 61,019,556.66
  5. Step 5: Solve for x
    x = 61,019,556.66/8,965.04
  6. Step 6: Final answer
    x = 6,806.39

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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.