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Finding the Fourth Proportional to 8,923.76, 13,393.95 and 4,544.51

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Solution

The fourth proportional to 8,923.76, 13,393.95 and 4,544.51 is: 6,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.76 : 13,393.95 = 4,544.51 : x
  2. Step 2: Convert to fraction form
    8,923.76/13,393.95 = 4,544.51/x
  3. Step 3: Cross multiply
    8,923.76x = 13,393.95 × 4,544.51
  4. Step 4: Simplify right side
    8,923.76x = 60,868,939.71
  5. Step 5: Solve for x
    x = 60,868,939.71/8,923.76
  6. Step 6: Final answer
    x = 6,821.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.