Home / 9,675.70-14,513.55-2,749.30

Finding the Fourth Proportional to 9,675.70, 14,513.55 and 2,749.30

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Solution

The fourth proportional to 9,675.70, 14,513.55 and 2,749.30 is: 4,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.70 : 14,513.55 = 2,749.30 : x
  2. Step 2: Convert to fraction form
    9,675.70/14,513.55 = 2,749.30/x
  3. Step 3: Cross multiply
    9,675.70x = 14,513.55 × 2,749.30
  4. Step 4: Simplify right side
    9,675.70x = 39,902,103.02
  5. Step 5: Solve for x
    x = 39,902,103.02/9,675.70
  6. Step 6: Final answer
    x = 4,123.95

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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.