Home / 2,340.60-3,501.30-2,110.20

Finding the Fourth Proportional to 2,340.60, 3,501.30 and 2,110.20

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Solution

The fourth proportional to 2,340.60, 3,501.30 and 2,110.20 is: 3,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.60 : 3,501.30 = 2,110.20 : x
  2. Step 2: Convert to fraction form
    2,340.60/3,501.30 = 2,110.20/x
  3. Step 3: Cross multiply
    2,340.60x = 3,501.30 × 2,110.20
  4. Step 4: Simplify right side
    2,340.60x = 7,388,443.26
  5. Step 5: Solve for x
    x = 7,388,443.26/2,340.60
  6. Step 6: Final answer
    x = 3,156.64

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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.