Home / 2,965.86-4,449.10-1,017.81

Finding the Fourth Proportional to 2,965.86, 4,449.10 and 1,017.81

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Solution

The fourth proportional to 2,965.86, 4,449.10 and 1,017.81 is: 1,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.86 : 4,449.10 = 1,017.81 : x
  2. Step 2: Convert to fraction form
    2,965.86/4,449.10 = 1,017.81/x
  3. Step 3: Cross multiply
    2,965.86x = 4,449.10 × 1,017.81
  4. Step 4: Simplify right side
    2,965.86x = 4,528,347.05
  5. Step 5: Solve for x
    x = 4,528,347.05/2,965.86
  6. Step 6: Final answer
    x = 1,526.82

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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.