Home / 7,403.74-11,103.18-2,471.92

Finding the Fourth Proportional to 7,403.74, 11,103.18 and 2,471.92

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Solution

The fourth proportional to 7,403.74, 11,103.18 and 2,471.92 is: 3,707.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.74 : 11,103.18 = 2,471.92 : x
  2. Step 2: Convert to fraction form
    7,403.74/11,103.18 = 2,471.92/x
  3. Step 3: Cross multiply
    7,403.74x = 11,103.18 × 2,471.92
  4. Step 4: Simplify right side
    7,403.74x = 27,446,172.71
  5. Step 5: Solve for x
    x = 27,446,172.71/7,403.74
  6. Step 6: Final answer
    x = 3,707.07

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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.