Home / 10,257.37-15,386.61-3,237.59

Finding the Fourth Proportional to 10,257.37, 15,386.61 and 3,237.59

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Solution

The fourth proportional to 10,257.37, 15,386.61 and 3,237.59 is: 4,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.37 : 15,386.61 = 3,237.59 : x
  2. Step 2: Convert to fraction form
    10,257.37/15,386.61 = 3,237.59/x
  3. Step 3: Cross multiply
    10,257.37x = 15,386.61 × 3,237.59
  4. Step 4: Simplify right side
    10,257.37x = 49,815,534.67
  5. Step 5: Solve for x
    x = 49,815,534.67/10,257.37
  6. Step 6: Final answer
    x = 4,856.56

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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.