Home / 10,053.99-15,080.85-3,813.75

Finding the Fourth Proportional to 10,053.99, 15,080.85 and 3,813.75

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Solution

The fourth proportional to 10,053.99, 15,080.85 and 3,813.75 is: 5,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.99 : 15,080.85 = 3,813.75 : x
  2. Step 2: Convert to fraction form
    10,053.99/15,080.85 = 3,813.75/x
  3. Step 3: Cross multiply
    10,053.99x = 15,080.85 × 3,813.75
  4. Step 4: Simplify right side
    10,053.99x = 57,514,591.69
  5. Step 5: Solve for x
    x = 57,514,591.69/10,053.99
  6. Step 6: Final answer
    x = 5,720.57

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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.