Home / 9,387.57-14,099.58-6,912.62

Finding the Fourth Proportional to 9,387.57, 14,099.58 and 6,912.62

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Solution

The fourth proportional to 9,387.57, 14,099.58 and 6,912.62 is: 10,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.57 : 14,099.58 = 6,912.62 : x
  2. Step 2: Convert to fraction form
    9,387.57/14,099.58 = 6,912.62/x
  3. Step 3: Cross multiply
    9,387.57x = 14,099.58 × 6,912.62
  4. Step 4: Simplify right side
    9,387.57x = 97,464,968.20
  5. Step 5: Solve for x
    x = 97,464,968.20/9,387.57
  6. Step 6: Final answer
    x = 10,382.34

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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.