Home / 10,349.18-15,513.75-4,107.14

Finding the Fourth Proportional to 10,349.18, 15,513.75 and 4,107.14

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Solution

The fourth proportional to 10,349.18, 15,513.75 and 4,107.14 is: 6,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.18 : 15,513.75 = 4,107.14 : x
  2. Step 2: Convert to fraction form
    10,349.18/15,513.75 = 4,107.14/x
  3. Step 3: Cross multiply
    10,349.18x = 15,513.75 × 4,107.14
  4. Step 4: Simplify right side
    10,349.18x = 63,717,143.18
  5. Step 5: Solve for x
    x = 63,717,143.18/10,349.18
  6. Step 6: Final answer
    x = 6,156.73

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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.