Home / 9,827.11-13,561.44-5,350.91

Finding the Fourth Proportional to 9,827.11, 13,561.44 and 5,350.91

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Solution

The fourth proportional to 9,827.11, 13,561.44 and 5,350.91 is: 7,384.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.11 : 13,561.44 = 5,350.91 : x
  2. Step 2: Convert to fraction form
    9,827.11/13,561.44 = 5,350.91/x
  3. Step 3: Cross multiply
    9,827.11x = 13,561.44 × 5,350.91
  4. Step 4: Simplify right side
    9,827.11x = 72,566,044.91
  5. Step 5: Solve for x
    x = 72,566,044.91/9,827.11
  6. Step 6: Final answer
    x = 7,384.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.