Home / 10,897.09-16,340.16-5,057.80

Finding the Fourth Proportional to 10,897.09, 16,340.16 and 5,057.80

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Solution

The fourth proportional to 10,897.09, 16,340.16 and 5,057.80 is: 7,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.09 : 16,340.16 = 5,057.80 : x
  2. Step 2: Convert to fraction form
    10,897.09/16,340.16 = 5,057.80/x
  3. Step 3: Cross multiply
    10,897.09x = 16,340.16 × 5,057.80
  4. Step 4: Simplify right side
    10,897.09x = 82,645,261.25
  5. Step 5: Solve for x
    x = 82,645,261.25/10,897.09
  6. Step 6: Final answer
    x = 7,584.16

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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.