Home / 1,766.74-2,438.58-1,177.06

Finding the Fourth Proportional to 1,766.74, 2,438.58 and 1,177.06

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Solution

The fourth proportional to 1,766.74, 2,438.58 and 1,177.06 is: 1,624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.74 : 2,438.58 = 1,177.06 : x
  2. Step 2: Convert to fraction form
    1,766.74/2,438.58 = 1,177.06/x
  3. Step 3: Cross multiply
    1,766.74x = 2,438.58 × 1,177.06
  4. Step 4: Simplify right side
    1,766.74x = 2,870,354.97
  5. Step 5: Solve for x
    x = 2,870,354.97/1,766.74
  6. Step 6: Final answer
    x = 1,624.66

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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.