Home / 9,389.44-14,079.30-5,005.72

Finding the Fourth Proportional to 9,389.44, 14,079.30 and 5,005.72

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Solution

The fourth proportional to 9,389.44, 14,079.30 and 5,005.72 is: 7,505.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.44 : 14,079.30 = 5,005.72 : x
  2. Step 2: Convert to fraction form
    9,389.44/14,079.30 = 5,005.72/x
  3. Step 3: Cross multiply
    9,389.44x = 14,079.30 × 5,005.72
  4. Step 4: Simplify right side
    9,389.44x = 70,477,033.60
  5. Step 5: Solve for x
    x = 70,477,033.60/9,389.44
  6. Step 6: Final answer
    x = 7,505.99

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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.