Home / 3,569.70-4,926.18-1,997.76

Finding the Fourth Proportional to 3,569.70, 4,926.18 and 1,997.76

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Solution

The fourth proportional to 3,569.70, 4,926.18 and 1,997.76 is: 2,756.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.70 : 4,926.18 = 1,997.76 : x
  2. Step 2: Convert to fraction form
    3,569.70/4,926.18 = 1,997.76/x
  3. Step 3: Cross multiply
    3,569.70x = 4,926.18 × 1,997.76
  4. Step 4: Simplify right side
    3,569.70x = 9,841,325.36
  5. Step 5: Solve for x
    x = 9,841,325.36/3,569.70
  6. Step 6: Final answer
    x = 2,756.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.