Home / 10,328.22-14,252.94-5,612.49

Finding the Fourth Proportional to 10,328.22, 14,252.94 and 5,612.49

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Solution

The fourth proportional to 10,328.22, 14,252.94 and 5,612.49 is: 7,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.22 : 14,252.94 = 5,612.49 : x
  2. Step 2: Convert to fraction form
    10,328.22/14,252.94 = 5,612.49/x
  3. Step 3: Cross multiply
    10,328.22x = 14,252.94 × 5,612.49
  4. Step 4: Simplify right side
    10,328.22x = 79,994,483.22
  5. Step 5: Solve for x
    x = 79,994,483.22/10,328.22
  6. Step 6: Final answer
    x = 7,745.23

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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.