Home / 9,358.88-14,032.40-5,257.76

Finding the Fourth Proportional to 9,358.88, 14,032.40 and 5,257.76

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Solution

The fourth proportional to 9,358.88, 14,032.40 and 5,257.76 is: 7,883.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,358.88 : 14,032.40 = 5,257.76 : x
  2. Step 2: Convert to fraction form
    9,358.88/14,032.40 = 5,257.76/x
  3. Step 3: Cross multiply
    9,358.88x = 14,032.40 × 5,257.76
  4. Step 4: Simplify right side
    9,358.88x = 73,778,991.42
  5. Step 5: Solve for x
    x = 73,778,991.42/9,358.88
  6. Step 6: Final answer
    x = 7,883.31

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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.