Home / 3,353.96-5,030.38-1,045.28

Finding the Fourth Proportional to 3,353.96, 5,030.38 and 1,045.28

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Solution

The fourth proportional to 3,353.96, 5,030.38 and 1,045.28 is: 1,567.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.96 : 5,030.38 = 1,045.28 : x
  2. Step 2: Convert to fraction form
    3,353.96/5,030.38 = 1,045.28/x
  3. Step 3: Cross multiply
    3,353.96x = 5,030.38 × 1,045.28
  4. Step 4: Simplify right side
    3,353.96x = 5,258,155.61
  5. Step 5: Solve for x
    x = 5,258,155.61/3,353.96
  6. Step 6: Final answer
    x = 1,567.75

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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.