Home / 9,359.94-14,095.30-8,142.07

Finding the Fourth Proportional to 9,359.94, 14,095.30 and 8,142.07

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Solution

The fourth proportional to 9,359.94, 14,095.30 and 8,142.07 is: 12,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.94 : 14,095.30 = 8,142.07 : x
  2. Step 2: Convert to fraction form
    9,359.94/14,095.30 = 8,142.07/x
  3. Step 3: Cross multiply
    9,359.94x = 14,095.30 × 8,142.07
  4. Step 4: Simplify right side
    9,359.94x = 114,764,919.27
  5. Step 5: Solve for x
    x = 114,764,919.27/9,359.94
  6. Step 6: Final answer
    x = 12,261.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.