Home / 10,897.63-16,348.87-3,972.13

Finding the Fourth Proportional to 10,897.63, 16,348.87 and 3,972.13

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Solution

The fourth proportional to 10,897.63, 16,348.87 and 3,972.13 is: 5,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.63 : 16,348.87 = 3,972.13 : x
  2. Step 2: Convert to fraction form
    10,897.63/16,348.87 = 3,972.13/x
  3. Step 3: Cross multiply
    10,897.63x = 16,348.87 × 3,972.13
  4. Step 4: Simplify right side
    10,897.63x = 64,939,755.25
  5. Step 5: Solve for x
    x = 64,939,755.25/10,897.63
  6. Step 6: Final answer
    x = 5,959.07

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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.