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Finding the Fourth Proportional to 9,040.71, 13,569.82 and 4,364.01

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Solution

The fourth proportional to 9,040.71, 13,569.82 and 4,364.01 is: 6,550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.71 : 13,569.82 = 4,364.01 : x
  2. Step 2: Convert to fraction form
    9,040.71/13,569.82 = 4,364.01/x
  3. Step 3: Cross multiply
    9,040.71x = 13,569.82 × 4,364.01
  4. Step 4: Simplify right side
    9,040.71x = 59,218,830.18
  5. Step 5: Solve for x
    x = 59,218,830.18/9,040.71
  6. Step 6: Final answer
    x = 6,550.24

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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.