Home / 5,011.83-6,919.19-3,742.68

Finding the Fourth Proportional to 5,011.83, 6,919.19 and 3,742.68

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Solution

The fourth proportional to 5,011.83, 6,919.19 and 3,742.68 is: 5,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.83 : 6,919.19 = 3,742.68 : x
  2. Step 2: Convert to fraction form
    5,011.83/6,919.19 = 3,742.68/x
  3. Step 3: Cross multiply
    5,011.83x = 6,919.19 × 3,742.68
  4. Step 4: Simplify right side
    5,011.83x = 25,896,295.32
  5. Step 5: Solve for x
    x = 25,896,295.32/5,011.83
  6. Step 6: Final answer
    x = 5,167.03

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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.