Home / 1,045.14-1,451.96-1,035.63

Finding the Fourth Proportional to 1,045.14, 1,451.96 and 1,035.63

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Solution

The fourth proportional to 1,045.14, 1,451.96 and 1,035.63 is: 1,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045.14 : 1,451.96 = 1,035.63 : x
  2. Step 2: Convert to fraction form
    1,045.14/1,451.96 = 1,035.63/x
  3. Step 3: Cross multiply
    1,045.14x = 1,451.96 × 1,035.63
  4. Step 4: Simplify right side
    1,045.14x = 1,503,693.33
  5. Step 5: Solve for x
    x = 1,503,693.33/1,045.14
  6. Step 6: Final answer
    x = 1,438.75

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.