Home / 10,640.21-14,683.22-5,924.39

Finding the Fourth Proportional to 10,640.21, 14,683.22 and 5,924.39

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Solution

The fourth proportional to 10,640.21, 14,683.22 and 5,924.39 is: 8,175.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640.21 : 14,683.22 = 5,924.39 : x
  2. Step 2: Convert to fraction form
    10,640.21/14,683.22 = 5,924.39/x
  3. Step 3: Cross multiply
    10,640.21x = 14,683.22 × 5,924.39
  4. Step 4: Simplify right side
    10,640.21x = 86,989,121.74
  5. Step 5: Solve for x
    x = 86,989,121.74/10,640.21
  6. Step 6: Final answer
    x = 8,175.51

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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.