Home / 9,231.79-13,847.76-3,686.53

Finding the Fourth Proportional to 9,231.79, 13,847.76 and 3,686.53

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Solution

The fourth proportional to 9,231.79, 13,847.76 and 3,686.53 is: 5,529.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.79 : 13,847.76 = 3,686.53 : x
  2. Step 2: Convert to fraction form
    9,231.79/13,847.76 = 3,686.53/x
  3. Step 3: Cross multiply
    9,231.79x = 13,847.76 × 3,686.53
  4. Step 4: Simplify right side
    9,231.79x = 51,050,182.67
  5. Step 5: Solve for x
    x = 51,050,182.67/9,231.79
  6. Step 6: Final answer
    x = 5,529.82

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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.