Home / 2,262.04-3,120-1,842.40

Finding the Fourth Proportional to 2,262.04, 3,120 and 1,842.40

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Solution

The fourth proportional to 2,262.04, 3,120 and 1,842.40 is: 2,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.04 : 3,120 = 1,842.40 : x
  2. Step 2: Convert to fraction form
    2,262.04/3,120 = 1,842.40/x
  3. Step 3: Cross multiply
    2,262.04x = 3,120 × 1,842.40
  4. Step 4: Simplify right side
    2,262.04x = 5,748,288
  5. Step 5: Solve for x
    x = 5,748,288/2,262.04
  6. Step 6: Final answer
    x = 2,541.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.