Home / 3,353.81-5,030.72-2,199.29

Finding the Fourth Proportional to 3,353.81, 5,030.72 and 2,199.29

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Solution

The fourth proportional to 3,353.81, 5,030.72 and 2,199.29 is: 3,298.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.81 : 5,030.72 = 2,199.29 : x
  2. Step 2: Convert to fraction form
    3,353.81/5,030.72 = 2,199.29/x
  3. Step 3: Cross multiply
    3,353.81x = 5,030.72 × 2,199.29
  4. Step 4: Simplify right side
    3,353.81x = 11,064,001.19
  5. Step 5: Solve for x
    x = 11,064,001.19/3,353.81
  6. Step 6: Final answer
    x = 3,298.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.