Home / 7,364.28-11,049.12-3,417.42

Finding the Fourth Proportional to 7,364.28, 11,049.12 and 3,417.42

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Solution

The fourth proportional to 7,364.28, 11,049.12 and 3,417.42 is: 5,127.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.28 : 11,049.12 = 3,417.42 : x
  2. Step 2: Convert to fraction form
    7,364.28/11,049.12 = 3,417.42/x
  3. Step 3: Cross multiply
    7,364.28x = 11,049.12 × 3,417.42
  4. Step 4: Simplify right side
    7,364.28x = 37,759,483.67
  5. Step 5: Solve for x
    x = 37,759,483.67/7,364.28
  6. Step 6: Final answer
    x = 5,127.38

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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.