Home / 2,292.09-3,429.63-1,368.15

Finding the Fourth Proportional to 2,292.09, 3,429.63 and 1,368.15

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Solution

The fourth proportional to 2,292.09, 3,429.63 and 1,368.15 is: 2,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.09 : 3,429.63 = 1,368.15 : x
  2. Step 2: Convert to fraction form
    2,292.09/3,429.63 = 1,368.15/x
  3. Step 3: Cross multiply
    2,292.09x = 3,429.63 × 1,368.15
  4. Step 4: Simplify right side
    2,292.09x = 4,692,248.28
  5. Step 5: Solve for x
    x = 4,692,248.28/2,292.09
  6. Step 6: Final answer
    x = 2,047.15

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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.