Home / 7,908.28-10,913.13-4,371.27

Finding the Fourth Proportional to 7,908.28, 10,913.13 and 4,371.27

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Solution

The fourth proportional to 7,908.28, 10,913.13 and 4,371.27 is: 6,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.28 : 10,913.13 = 4,371.27 : x
  2. Step 2: Convert to fraction form
    7,908.28/10,913.13 = 4,371.27/x
  3. Step 3: Cross multiply
    7,908.28x = 10,913.13 × 4,371.27
  4. Step 4: Simplify right side
    7,908.28x = 47,704,196.85
  5. Step 5: Solve for x
    x = 47,704,196.85/7,908.28
  6. Step 6: Final answer
    x = 6,032.18

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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.