Home / 2,045.04-3,066.16-1,429.08

Finding the Fourth Proportional to 2,045.04, 3,066.16 and 1,429.08

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Solution

The fourth proportional to 2,045.04, 3,066.16 and 1,429.08 is: 2,142.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.04 : 3,066.16 = 1,429.08 : x
  2. Step 2: Convert to fraction form
    2,045.04/3,066.16 = 1,429.08/x
  3. Step 3: Cross multiply
    2,045.04x = 3,066.16 × 1,429.08
  4. Step 4: Simplify right side
    2,045.04x = 4,381,787.93
  5. Step 5: Solve for x
    x = 4,381,787.93/2,045.04
  6. Step 6: Final answer
    x = 2,142.64

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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.