Home / 9,255.79-13,885.48-3,709.70

Finding the Fourth Proportional to 9,255.79, 13,885.48 and 3,709.70

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Solution

The fourth proportional to 9,255.79, 13,885.48 and 3,709.70 is: 5,565.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.79 : 13,885.48 = 3,709.70 : x
  2. Step 2: Convert to fraction form
    9,255.79/13,885.48 = 3,709.70/x
  3. Step 3: Cross multiply
    9,255.79x = 13,885.48 × 3,709.70
  4. Step 4: Simplify right side
    9,255.79x = 51,510,931.57
  5. Step 5: Solve for x
    x = 51,510,931.57/9,255.79
  6. Step 6: Final answer
    x = 5,565.26

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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.