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Finding the Fourth Proportional to 1,849.04, 2,772.83 and 753.01

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Solution

The fourth proportional to 1,849.04, 2,772.83 and 753.01 is: 1,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.04 : 2,772.83 = 753.01 : x
  2. Step 2: Convert to fraction form
    1,849.04/2,772.83 = 753.01/x
  3. Step 3: Cross multiply
    1,849.04x = 2,772.83 × 753.01
  4. Step 4: Simplify right side
    1,849.04x = 2,087,963.67
  5. Step 5: Solve for x
    x = 2,087,963.67/1,849.04
  6. Step 6: Final answer
    x = 1,129.22

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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.