Home / 9,354.09-14,031.15-5,455.77

Finding the Fourth Proportional to 9,354.09, 14,031.15 and 5,455.77

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Solution

The fourth proportional to 9,354.09, 14,031.15 and 5,455.77 is: 8,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.09 : 14,031.15 = 5,455.77 : x
  2. Step 2: Convert to fraction form
    9,354.09/14,031.15 = 5,455.77/x
  3. Step 3: Cross multiply
    9,354.09x = 14,031.15 × 5,455.77
  4. Step 4: Simplify right side
    9,354.09x = 76,550,727.24
  5. Step 5: Solve for x
    x = 76,550,727.24/9,354.09
  6. Step 6: Final answer
    x = 8,183.66

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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.