Home / 3,715.55-5,127.43-2,036.92

Finding the Fourth Proportional to 3,715.55, 5,127.43 and 2,036.92

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Solution

The fourth proportional to 3,715.55, 5,127.43 and 2,036.92 is: 2,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.55 : 5,127.43 = 2,036.92 : x
  2. Step 2: Convert to fraction form
    3,715.55/5,127.43 = 2,036.92/x
  3. Step 3: Cross multiply
    3,715.55x = 5,127.43 × 2,036.92
  4. Step 4: Simplify right side
    3,715.55x = 10,444,164.72
  5. Step 5: Solve for x
    x = 10,444,164.72/3,715.55
  6. Step 6: Final answer
    x = 2,810.93

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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.