Home / 9,177.84-13,766.40-2,937.60

Finding the Fourth Proportional to 9,177.84, 13,766.40 and 2,937.60

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Solution

The fourth proportional to 9,177.84, 13,766.40 and 2,937.60 is: 4,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.84 : 13,766.40 = 2,937.60 : x
  2. Step 2: Convert to fraction form
    9,177.84/13,766.40 = 2,937.60/x
  3. Step 3: Cross multiply
    9,177.84x = 13,766.40 × 2,937.60
  4. Step 4: Simplify right side
    9,177.84x = 40,440,176.64
  5. Step 5: Solve for x
    x = 40,440,176.64/9,177.84
  6. Step 6: Final answer
    x = 4,406.28

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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.