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Finding the Fourth Proportional to 8,295.81, 11,448.23 and 4,569.81

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Solution

The fourth proportional to 8,295.81, 11,448.23 and 4,569.81 is: 6,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.81 : 11,448.23 = 4,569.81 : x
  2. Step 2: Convert to fraction form
    8,295.81/11,448.23 = 4,569.81/x
  3. Step 3: Cross multiply
    8,295.81x = 11,448.23 × 4,569.81
  4. Step 4: Simplify right side
    8,295.81x = 52,316,235.94
  5. Step 5: Solve for x
    x = 52,316,235.94/8,295.81
  6. Step 6: Final answer
    x = 6,306.34

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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.