Home / 8,806.84-12,156.14-5,083.32

Finding the Fourth Proportional to 8,806.84, 12,156.14 and 5,083.32

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Solution

The fourth proportional to 8,806.84, 12,156.14 and 5,083.32 is: 7,016.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.84 : 12,156.14 = 5,083.32 : x
  2. Step 2: Convert to fraction form
    8,806.84/12,156.14 = 5,083.32/x
  3. Step 3: Cross multiply
    8,806.84x = 12,156.14 × 5,083.32
  4. Step 4: Simplify right side
    8,806.84x = 61,793,549.58
  5. Step 5: Solve for x
    x = 61,793,549.58/8,806.84
  6. Step 6: Final answer
    x = 7,016.54

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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.