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Finding the Fourth Proportional to 8,804.70, 12,153.80 and 5,824.61

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Solution

The fourth proportional to 8,804.70, 12,153.80 and 5,824.61 is: 8,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.70 : 12,153.80 = 5,824.61 : x
  2. Step 2: Convert to fraction form
    8,804.70/12,153.80 = 5,824.61/x
  3. Step 3: Cross multiply
    8,804.70x = 12,153.80 × 5,824.61
  4. Step 4: Simplify right side
    8,804.70x = 70,791,111.62
  5. Step 5: Solve for x
    x = 70,791,111.62/8,804.70
  6. Step 6: Final answer
    x = 8,040.15

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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.