Home / 3,526.96-4,869.48-2,201.20

Finding the Fourth Proportional to 3,526.96, 4,869.48 and 2,201.20

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Solution

The fourth proportional to 3,526.96, 4,869.48 and 2,201.20 is: 3,039.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.96 : 4,869.48 = 2,201.20 : x
  2. Step 2: Convert to fraction form
    3,526.96/4,869.48 = 2,201.20/x
  3. Step 3: Cross multiply
    3,526.96x = 4,869.48 × 2,201.20
  4. Step 4: Simplify right side
    3,526.96x = 10,718,699.38
  5. Step 5: Solve for x
    x = 10,718,699.38/3,526.96
  6. Step 6: Final answer
    x = 3,039.08

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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.