Home / 11,113.92-16,670.61-4,538.34

Finding the Fourth Proportional to 11,113.92, 16,670.61 and 4,538.34

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Solution

The fourth proportional to 11,113.92, 16,670.61 and 4,538.34 is: 6,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.92 : 16,670.61 = 4,538.34 : x
  2. Step 2: Convert to fraction form
    11,113.92/16,670.61 = 4,538.34/x
  3. Step 3: Cross multiply
    11,113.92x = 16,670.61 × 4,538.34
  4. Step 4: Simplify right side
    11,113.92x = 75,656,896.19
  5. Step 5: Solve for x
    x = 75,656,896.19/11,113.92
  6. Step 6: Final answer
    x = 6,807.40

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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.