Home / 10,418.10-14,383.70-9,297.11

Finding the Fourth Proportional to 10,418.10, 14,383.70 and 9,297.11

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Solution

The fourth proportional to 10,418.10, 14,383.70 and 9,297.11 is: 12,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.10 : 14,383.70 = 9,297.11 : x
  2. Step 2: Convert to fraction form
    10,418.10/14,383.70 = 9,297.11/x
  3. Step 3: Cross multiply
    10,418.10x = 14,383.70 × 9,297.11
  4. Step 4: Simplify right side
    10,418.10x = 133,726,722.70
  5. Step 5: Solve for x
    x = 133,726,722.70/10,418.10
  6. Step 6: Final answer
    x = 12,836.00

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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.