Home / 3,505.74-4,837.91-2,013.75

Finding the Fourth Proportional to 3,505.74, 4,837.91 and 2,013.75

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Solution

The fourth proportional to 3,505.74, 4,837.91 and 2,013.75 is: 2,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.74 : 4,837.91 = 2,013.75 : x
  2. Step 2: Convert to fraction form
    3,505.74/4,837.91 = 2,013.75/x
  3. Step 3: Cross multiply
    3,505.74x = 4,837.91 × 2,013.75
  4. Step 4: Simplify right side
    3,505.74x = 9,742,341.26
  5. Step 5: Solve for x
    x = 9,742,341.26/3,505.74
  6. Step 6: Final answer
    x = 2,778.97

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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.