Home / 9,864.16-14,787.44-3,622.74

Finding the Fourth Proportional to 9,864.16, 14,787.44 and 3,622.74

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Solution

The fourth proportional to 9,864.16, 14,787.44 and 3,622.74 is: 5,430.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864.16 : 14,787.44 = 3,622.74 : x
  2. Step 2: Convert to fraction form
    9,864.16/14,787.44 = 3,622.74/x
  3. Step 3: Cross multiply
    9,864.16x = 14,787.44 × 3,622.74
  4. Step 4: Simplify right side
    9,864.16x = 53,571,050.39
  5. Step 5: Solve for x
    x = 53,571,050.39/9,864.16
  6. Step 6: Final answer
    x = 5,430.88

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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.