Home / 5,410.16-8,112.20-1,713.32

Finding the Fourth Proportional to 5,410.16, 8,112.20 and 1,713.32

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Solution

The fourth proportional to 5,410.16, 8,112.20 and 1,713.32 is: 2,569.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.16 : 8,112.20 = 1,713.32 : x
  2. Step 2: Convert to fraction form
    5,410.16/8,112.20 = 1,713.32/x
  3. Step 3: Cross multiply
    5,410.16x = 8,112.20 × 1,713.32
  4. Step 4: Simplify right side
    5,410.16x = 13,898,745.38
  5. Step 5: Solve for x
    x = 13,898,745.38/5,410.16
  6. Step 6: Final answer
    x = 2,569.01

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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.