Home / 3,803.72-5,249.02-2,210.50

Finding the Fourth Proportional to 3,803.72, 5,249.02 and 2,210.50

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Solution

The fourth proportional to 3,803.72, 5,249.02 and 2,210.50 is: 3,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.72 : 5,249.02 = 2,210.50 : x
  2. Step 2: Convert to fraction form
    3,803.72/5,249.02 = 2,210.50/x
  3. Step 3: Cross multiply
    3,803.72x = 5,249.02 × 2,210.50
  4. Step 4: Simplify right side
    3,803.72x = 11,602,958.71
  5. Step 5: Solve for x
    x = 11,602,958.71/3,803.72
  6. Step 6: Final answer
    x = 3,050.42

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Double scale
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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.