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Finding the Fourth Proportional to 2,869.04, 4,296.24 and 1,892.18

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Solution

The fourth proportional to 2,869.04, 4,296.24 and 1,892.18 is: 2,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.04 : 4,296.24 = 1,892.18 : x
  2. Step 2: Convert to fraction form
    2,869.04/4,296.24 = 1,892.18/x
  3. Step 3: Cross multiply
    2,869.04x = 4,296.24 × 1,892.18
  4. Step 4: Simplify right side
    2,869.04x = 8,129,259.40
  5. Step 5: Solve for x
    x = 8,129,259.40/2,869.04
  6. Step 6: Final answer
    x = 2,833.44

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1.5x scale

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.