Home / 11,642.28-17,466.86-6,715.46

Finding the Fourth Proportional to 11,642.28, 17,466.86 and 6,715.46

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Solution

The fourth proportional to 11,642.28, 17,466.86 and 6,715.46 is: 10,075.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.28 : 17,466.86 = 6,715.46 : x
  2. Step 2: Convert to fraction form
    11,642.28/17,466.86 = 6,715.46/x
  3. Step 3: Cross multiply
    11,642.28x = 17,466.86 × 6,715.46
  4. Step 4: Simplify right side
    11,642.28x = 117,297,999.66
  5. Step 5: Solve for x
    x = 117,297,999.66/11,642.28
  6. Step 6: Final answer
    x = 10,075.17

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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.