Home / 11,649.48-16,075.89-6,344.16

Finding the Fourth Proportional to 11,649.48, 16,075.89 and 6,344.16

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Solution

The fourth proportional to 11,649.48, 16,075.89 and 6,344.16 is: 8,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.48 : 16,075.89 = 6,344.16 : x
  2. Step 2: Convert to fraction form
    11,649.48/16,075.89 = 6,344.16/x
  3. Step 3: Cross multiply
    11,649.48x = 16,075.89 × 6,344.16
  4. Step 4: Simplify right side
    11,649.48x = 101,988,018.30
  5. Step 5: Solve for x
    x = 101,988,018.30/11,649.48
  6. Step 6: Final answer
    x = 8,754.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.