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Finding the Fourth Proportional to 2,099.02, 2,893.14 and 1,574.14

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Solution

The fourth proportional to 2,099.02, 2,893.14 and 1,574.14 is: 2,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.02 : 2,893.14 = 1,574.14 : x
  2. Step 2: Convert to fraction form
    2,099.02/2,893.14 = 1,574.14/x
  3. Step 3: Cross multiply
    2,099.02x = 2,893.14 × 1,574.14
  4. Step 4: Simplify right side
    2,099.02x = 4,554,207.40
  5. Step 5: Solve for x
    x = 4,554,207.40/2,099.02
  6. Step 6: Final answer
    x = 2,169.68

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1.5x scale

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.