Home / 5,642.19-8,458.70-2,357.73

Finding the Fourth Proportional to 5,642.19, 8,458.70 and 2,357.73

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Solution

The fourth proportional to 5,642.19, 8,458.70 and 2,357.73 is: 3,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642.19 : 8,458.70 = 2,357.73 : x
  2. Step 2: Convert to fraction form
    5,642.19/8,458.70 = 2,357.73/x
  3. Step 3: Cross multiply
    5,642.19x = 8,458.70 × 2,357.73
  4. Step 4: Simplify right side
    5,642.19x = 19,943,318.96
  5. Step 5: Solve for x
    x = 19,943,318.96/5,642.19
  6. Step 6: Final answer
    x = 3,534.68

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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.