Home / 10,758.34-16,142.07-9,897.22

Finding the Fourth Proportional to 10,758.34, 16,142.07 and 9,897.22

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Solution

The fourth proportional to 10,758.34, 16,142.07 and 9,897.22 is: 14,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.34 : 16,142.07 = 9,897.22 : x
  2. Step 2: Convert to fraction form
    10,758.34/16,142.07 = 9,897.22/x
  3. Step 3: Cross multiply
    10,758.34x = 16,142.07 × 9,897.22
  4. Step 4: Simplify right side
    10,758.34x = 159,761,618.05
  5. Step 5: Solve for x
    x = 159,761,618.05/10,758.34
  6. Step 6: Final answer
    x = 14,850.03

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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.