Home / 4,343.99-6,515.93-1,057.09

Finding the Fourth Proportional to 4,343.99, 6,515.93 and 1,057.09

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Solution

The fourth proportional to 4,343.99, 6,515.93 and 1,057.09 is: 1,585.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.99 : 6,515.93 = 1,057.09 : x
  2. Step 2: Convert to fraction form
    4,343.99/6,515.93 = 1,057.09/x
  3. Step 3: Cross multiply
    4,343.99x = 6,515.93 × 1,057.09
  4. Step 4: Simplify right side
    4,343.99x = 6,887,891.86
  5. Step 5: Solve for x
    x = 6,887,891.86/4,343.99
  6. Step 6: Final answer
    x = 1,585.61

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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.