Home / 9,258.60-13,877.10-3,709.20

Finding the Fourth Proportional to 9,258.60, 13,877.10 and 3,709.20

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Solution

The fourth proportional to 9,258.60, 13,877.10 and 3,709.20 is: 5,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.60 : 13,877.10 = 3,709.20 : x
  2. Step 2: Convert to fraction form
    9,258.60/13,877.10 = 3,709.20/x
  3. Step 3: Cross multiply
    9,258.60x = 13,877.10 × 3,709.20
  4. Step 4: Simplify right side
    9,258.60x = 51,472,939.32
  5. Step 5: Solve for x
    x = 51,472,939.32/9,258.60
  6. Step 6: Final answer
    x = 5,559.47

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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.