Home / 6,666.72-9,194.96-4,011.36

Finding the Fourth Proportional to 6,666.72, 9,194.96 and 4,011.36

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Solution

The fourth proportional to 6,666.72, 9,194.96 and 4,011.36 is: 5,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.72 : 9,194.96 = 4,011.36 : x
  2. Step 2: Convert to fraction form
    6,666.72/9,194.96 = 4,011.36/x
  3. Step 3: Cross multiply
    6,666.72x = 9,194.96 × 4,011.36
  4. Step 4: Simplify right side
    6,666.72x = 36,884,294.75
  5. Step 5: Solve for x
    x = 36,884,294.75/6,666.72
  6. Step 6: Final answer
    x = 5,532.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.