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Finding the Fourth Proportional to 1,051.01, 1,563.18 and 1,029.14

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Solution

The fourth proportional to 1,051.01, 1,563.18 and 1,029.14 is: 1,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051.01 : 1,563.18 = 1,029.14 : x
  2. Step 2: Convert to fraction form
    1,051.01/1,563.18 = 1,029.14/x
  3. Step 3: Cross multiply
    1,051.01x = 1,563.18 × 1,029.14
  4. Step 4: Simplify right side
    1,051.01x = 1,608,731.07
  5. Step 5: Solve for x
    x = 1,608,731.07/1,051.01
  6. Step 6: Final answer
    x = 1,530.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.