Home / 2,039.99-2,814.95-1,155.62

Finding the Fourth Proportional to 2,039.99, 2,814.95 and 1,155.62

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Solution

The fourth proportional to 2,039.99, 2,814.95 and 1,155.62 is: 1,594.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.99 : 2,814.95 = 1,155.62 : x
  2. Step 2: Convert to fraction form
    2,039.99/2,814.95 = 1,155.62/x
  3. Step 3: Cross multiply
    2,039.99x = 2,814.95 × 1,155.62
  4. Step 4: Simplify right side
    2,039.99x = 3,253,006.61
  5. Step 5: Solve for x
    x = 3,253,006.61/2,039.99
  6. Step 6: Final answer
    x = 1,594.62

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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.