Home / 9,415.92-14,114.36-5,908.40

Finding the Fourth Proportional to 9,415.92, 14,114.36 and 5,908.40

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Solution

The fourth proportional to 9,415.92, 14,114.36 and 5,908.40 is: 8,856.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.92 : 14,114.36 = 5,908.40 : x
  2. Step 2: Convert to fraction form
    9,415.92/14,114.36 = 5,908.40/x
  3. Step 3: Cross multiply
    9,415.92x = 14,114.36 × 5,908.40
  4. Step 4: Simplify right side
    9,415.92x = 83,393,284.62
  5. Step 5: Solve for x
    x = 83,393,284.62/9,415.92
  6. Step 6: Final answer
    x = 8,856.63

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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.