Home / 8,804.23-12,153.90-5,654.95

Finding the Fourth Proportional to 8,804.23, 12,153.90 and 5,654.95

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Solution

The fourth proportional to 8,804.23, 12,153.90 and 5,654.95 is: 7,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.23 : 12,153.90 = 5,654.95 : x
  2. Step 2: Convert to fraction form
    8,804.23/12,153.90 = 5,654.95/x
  3. Step 3: Cross multiply
    8,804.23x = 12,153.90 × 5,654.95
  4. Step 4: Simplify right side
    8,804.23x = 68,729,696.81
  5. Step 5: Solve for x
    x = 68,729,696.81/8,804.23
  6. Step 6: Final answer
    x = 7,806.44

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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.