Home / 9,731.70-14,601.60-3,159.90

Finding the Fourth Proportional to 9,731.70, 14,601.60 and 3,159.90

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Solution

The fourth proportional to 9,731.70, 14,601.60 and 3,159.90 is: 4,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.70 : 14,601.60 = 3,159.90 : x
  2. Step 2: Convert to fraction form
    9,731.70/14,601.60 = 3,159.90/x
  3. Step 3: Cross multiply
    9,731.70x = 14,601.60 × 3,159.90
  4. Step 4: Simplify right side
    9,731.70x = 46,139,595.84
  5. Step 5: Solve for x
    x = 46,139,595.84/9,731.70
  6. Step 6: Final answer
    x = 4,741.17

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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.