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Finding the Fourth Proportional to 2,810.37, 4,214.52 and 960.99

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Solution

The fourth proportional to 2,810.37, 4,214.52 and 960.99 is: 1,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810.37 : 4,214.52 = 960.99 : x
  2. Step 2: Convert to fraction form
    2,810.37/4,214.52 = 960.99/x
  3. Step 3: Cross multiply
    2,810.37x = 4,214.52 × 960.99
  4. Step 4: Simplify right side
    2,810.37x = 4,050,111.57
  5. Step 5: Solve for x
    x = 4,050,111.57/2,810.37
  6. Step 6: Final answer
    x = 1,441.13

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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.