Home / 3,360.43-5,038.91-1,509.96

Finding the Fourth Proportional to 3,360.43, 5,038.91 and 1,509.96

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Solution

The fourth proportional to 3,360.43, 5,038.91 and 1,509.96 is: 2,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.43 : 5,038.91 = 1,509.96 : x
  2. Step 2: Convert to fraction form
    3,360.43/5,038.91 = 1,509.96/x
  3. Step 3: Cross multiply
    3,360.43x = 5,038.91 × 1,509.96
  4. Step 4: Simplify right side
    3,360.43x = 7,608,569.55
  5. Step 5: Solve for x
    x = 7,608,569.55/3,360.43
  6. Step 6: Final answer
    x = 2,264.16

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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.