Home / 4,715.50-6,507.40-2,726.38

Finding the Fourth Proportional to 4,715.50, 6,507.40 and 2,726.38

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Solution

The fourth proportional to 4,715.50, 6,507.40 and 2,726.38 is: 3,762.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.50 : 6,507.40 = 2,726.38 : x
  2. Step 2: Convert to fraction form
    4,715.50/6,507.40 = 2,726.38/x
  3. Step 3: Cross multiply
    4,715.50x = 6,507.40 × 2,726.38
  4. Step 4: Simplify right side
    4,715.50x = 17,741,645.21
  5. Step 5: Solve for x
    x = 17,741,645.21/4,715.50
  6. Step 6: Final answer
    x = 3,762.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.