Home / 7,917.26-10,925.36-4,380.24

Finding the Fourth Proportional to 7,917.26, 10,925.36 and 4,380.24

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Solution

The fourth proportional to 7,917.26, 10,925.36 and 4,380.24 is: 6,044.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.26 : 10,925.36 = 4,380.24 : x
  2. Step 2: Convert to fraction form
    7,917.26/10,925.36 = 4,380.24/x
  3. Step 3: Cross multiply
    7,917.26x = 10,925.36 × 4,380.24
  4. Step 4: Simplify right side
    7,917.26x = 47,855,676.99
  5. Step 5: Solve for x
    x = 47,855,676.99/7,917.26
  6. Step 6: Final answer
    x = 6,044.48

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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.