Home / 10,398.24-14,349.44-5,682.48

Finding the Fourth Proportional to 10,398.24, 14,349.44 and 5,682.48

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Solution

The fourth proportional to 10,398.24, 14,349.44 and 5,682.48 is: 7,841.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.24 : 14,349.44 = 5,682.48 : x
  2. Step 2: Convert to fraction form
    10,398.24/14,349.44 = 5,682.48/x
  3. Step 3: Cross multiply
    10,398.24x = 14,349.44 × 5,682.48
  4. Step 4: Simplify right side
    10,398.24x = 81,540,405.81
  5. Step 5: Solve for x
    x = 81,540,405.81/10,398.24
  6. Step 6: Final answer
    x = 7,841.75

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Half scale
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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.