Home / 9,355.72-14,029.92-3,509.14

Finding the Fourth Proportional to 9,355.72, 14,029.92 and 3,509.14

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Solution

The fourth proportional to 9,355.72, 14,029.92 and 3,509.14 is: 5,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.72 : 14,029.92 = 3,509.14 : x
  2. Step 2: Convert to fraction form
    9,355.72/14,029.92 = 3,509.14/x
  3. Step 3: Cross multiply
    9,355.72x = 14,029.92 × 3,509.14
  4. Step 4: Simplify right side
    9,355.72x = 49,232,953.47
  5. Step 5: Solve for x
    x = 49,232,953.47/9,355.72
  6. Step 6: Final answer
    x = 5,262.34

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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.