Home / 9,142.06-13,704.99-4,459.45

Finding the Fourth Proportional to 9,142.06, 13,704.99 and 4,459.45

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Solution

The fourth proportional to 9,142.06, 13,704.99 and 4,459.45 is: 6,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142.06 : 13,704.99 = 4,459.45 : x
  2. Step 2: Convert to fraction form
    9,142.06/13,704.99 = 4,459.45/x
  3. Step 3: Cross multiply
    9,142.06x = 13,704.99 × 4,459.45
  4. Step 4: Simplify right side
    9,142.06x = 61,116,717.66
  5. Step 5: Solve for x
    x = 61,116,717.66/9,142.06
  6. Step 6: Final answer
    x = 6,685.22

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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.