Home / 9,435.84-14,153.60-2,415.79

Finding the Fourth Proportional to 9,435.84, 14,153.60 and 2,415.79

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Solution

The fourth proportional to 9,435.84, 14,153.60 and 2,415.79 is: 3,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.84 : 14,153.60 = 2,415.79 : x
  2. Step 2: Convert to fraction form
    9,435.84/14,153.60 = 2,415.79/x
  3. Step 3: Cross multiply
    9,435.84x = 14,153.60 × 2,415.79
  4. Step 4: Simplify right side
    9,435.84x = 34,192,125.34
  5. Step 5: Solve for x
    x = 34,192,125.34/9,435.84
  6. Step 6: Final answer
    x = 3,623.64

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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.