Home / 7,101.99-10,645.25-2,717.55

Finding the Fourth Proportional to 7,101.99, 10,645.25 and 2,717.55

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Solution

The fourth proportional to 7,101.99, 10,645.25 and 2,717.55 is: 4,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.99 : 10,645.25 = 2,717.55 : x
  2. Step 2: Convert to fraction form
    7,101.99/10,645.25 = 2,717.55/x
  3. Step 3: Cross multiply
    7,101.99x = 10,645.25 × 2,717.55
  4. Step 4: Simplify right side
    7,101.99x = 28,928,985.55
  5. Step 5: Solve for x
    x = 28,928,985.55/7,101.99
  6. Step 6: Final answer
    x = 4,073.36

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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.