Home / 7,444.74-11,166.80-1,898.22

Finding the Fourth Proportional to 7,444.74, 11,166.80 and 1,898.22

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Solution

The fourth proportional to 7,444.74, 11,166.80 and 1,898.22 is: 2,847.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.74 : 11,166.80 = 1,898.22 : x
  2. Step 2: Convert to fraction form
    7,444.74/11,166.80 = 1,898.22/x
  3. Step 3: Cross multiply
    7,444.74x = 11,166.80 × 1,898.22
  4. Step 4: Simplify right side
    7,444.74x = 21,196,991.73
  5. Step 5: Solve for x
    x = 21,196,991.73/7,444.74
  6. Step 6: Final answer
    x = 2,847.25

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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.