Home / 10,967.40-16,418.70-7,273.80

Finding the Fourth Proportional to 10,967.40, 16,418.70 and 7,273.80

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Solution

The fourth proportional to 10,967.40, 16,418.70 and 7,273.80 is: 10,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.40 : 16,418.70 = 7,273.80 : x
  2. Step 2: Convert to fraction form
    10,967.40/16,418.70 = 7,273.80/x
  3. Step 3: Cross multiply
    10,967.40x = 16,418.70 × 7,273.80
  4. Step 4: Simplify right side
    10,967.40x = 119,426,340.06
  5. Step 5: Solve for x
    x = 119,426,340.06/10,967.40
  6. Step 6: Final answer
    x = 10,889.21

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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.