Home / 3,340.37-5,010.14-1,392.32

Finding the Fourth Proportional to 3,340.37, 5,010.14 and 1,392.32

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Solution

The fourth proportional to 3,340.37, 5,010.14 and 1,392.32 is: 2,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.37 : 5,010.14 = 1,392.32 : x
  2. Step 2: Convert to fraction form
    3,340.37/5,010.14 = 1,392.32/x
  3. Step 3: Cross multiply
    3,340.37x = 5,010.14 × 1,392.32
  4. Step 4: Simplify right side
    3,340.37x = 6,975,686.11
  5. Step 5: Solve for x
    x = 6,975,686.11/3,340.37
  6. Step 6: Final answer
    x = 2,088.30

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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.