Home / 10,943.02-16,414.35-7,072.30

Finding the Fourth Proportional to 10,943.02, 16,414.35 and 7,072.30

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Solution

The fourth proportional to 10,943.02, 16,414.35 and 7,072.30 is: 10,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.02 : 16,414.35 = 7,072.30 : x
  2. Step 2: Convert to fraction form
    10,943.02/16,414.35 = 7,072.30/x
  3. Step 3: Cross multiply
    10,943.02x = 16,414.35 × 7,072.30
  4. Step 4: Simplify right side
    10,943.02x = 116,087,207.51
  5. Step 5: Solve for x
    x = 116,087,207.51/10,943.02
  6. Step 6: Final answer
    x = 10,608.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.