Home / 2,983.61-4,475.48-1,035.81

Finding the Fourth Proportional to 2,983.61, 4,475.48 and 1,035.81

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Solution

The fourth proportional to 2,983.61, 4,475.48 and 1,035.81 is: 1,553.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.61 : 4,475.48 = 1,035.81 : x
  2. Step 2: Convert to fraction form
    2,983.61/4,475.48 = 1,035.81/x
  3. Step 3: Cross multiply
    2,983.61x = 4,475.48 × 1,035.81
  4. Step 4: Simplify right side
    2,983.61x = 4,635,741.76
  5. Step 5: Solve for x
    x = 4,635,741.76/2,983.61
  6. Step 6: Final answer
    x = 1,553.74

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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.