Home / 9,787.44-14,681.34-2,391.96

Finding the Fourth Proportional to 9,787.44, 14,681.34 and 2,391.96

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Solution

The fourth proportional to 9,787.44, 14,681.34 and 2,391.96 is: 3,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787.44 : 14,681.34 = 2,391.96 : x
  2. Step 2: Convert to fraction form
    9,787.44/14,681.34 = 2,391.96/x
  3. Step 3: Cross multiply
    9,787.44x = 14,681.34 × 2,391.96
  4. Step 4: Simplify right side
    9,787.44x = 35,117,178.03
  5. Step 5: Solve for x
    x = 35,117,178.03/9,787.44
  6. Step 6: Final answer
    x = 3,587.98

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1.5x scale

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.