Home / 9,405.48-14,108.94-3,165.51

Finding the Fourth Proportional to 9,405.48, 14,108.94 and 3,165.51

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Solution

The fourth proportional to 9,405.48, 14,108.94 and 3,165.51 is: 4,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.48 : 14,108.94 = 3,165.51 : x
  2. Step 2: Convert to fraction form
    9,405.48/14,108.94 = 3,165.51/x
  3. Step 3: Cross multiply
    9,405.48x = 14,108.94 × 3,165.51
  4. Step 4: Simplify right side
    9,405.48x = 44,661,990.66
  5. Step 5: Solve for x
    x = 44,661,990.66/9,405.48
  6. Step 6: Final answer
    x = 4,748.51

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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.