Home / 2,953.16-4,429.14-1,308.66

Finding the Fourth Proportional to 2,953.16, 4,429.14 and 1,308.66

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Solution

The fourth proportional to 2,953.16, 4,429.14 and 1,308.66 is: 1,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.16 : 4,429.14 = 1,308.66 : x
  2. Step 2: Convert to fraction form
    2,953.16/4,429.14 = 1,308.66/x
  3. Step 3: Cross multiply
    2,953.16x = 4,429.14 × 1,308.66
  4. Step 4: Simplify right side
    2,953.16x = 5,796,241.75
  5. Step 5: Solve for x
    x = 5,796,241.75/2,953.16
  6. Step 6: Final answer
    x = 1,962.72

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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.