Home / 9,631.54-14,447.85-2,705.50

Finding the Fourth Proportional to 9,631.54, 14,447.85 and 2,705.50

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Solution

The fourth proportional to 9,631.54, 14,447.85 and 2,705.50 is: 4,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.54 : 14,447.85 = 2,705.50 : x
  2. Step 2: Convert to fraction form
    9,631.54/14,447.85 = 2,705.50/x
  3. Step 3: Cross multiply
    9,631.54x = 14,447.85 × 2,705.50
  4. Step 4: Simplify right side
    9,631.54x = 39,088,658.18
  5. Step 5: Solve for x
    x = 39,088,658.18/9,631.54
  6. Step 6: Final answer
    x = 4,058.40

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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.