Home / 3,916.99-5,875.55-1,835.85

Finding the Fourth Proportional to 3,916.99, 5,875.55 and 1,835.85

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Solution

The fourth proportional to 3,916.99, 5,875.55 and 1,835.85 is: 2,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.99 : 5,875.55 = 1,835.85 : x
  2. Step 2: Convert to fraction form
    3,916.99/5,875.55 = 1,835.85/x
  3. Step 3: Cross multiply
    3,916.99x = 5,875.55 × 1,835.85
  4. Step 4: Simplify right side
    3,916.99x = 10,786,628.47
  5. Step 5: Solve for x
    x = 10,786,628.47/3,916.99
  6. Step 6: Final answer
    x = 2,753.81

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1.5x scale

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.