Home / 6,667.83-10,001.49-1,670.20

Finding the Fourth Proportional to 6,667.83, 10,001.49 and 1,670.20

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Solution

The fourth proportional to 6,667.83, 10,001.49 and 1,670.20 is: 2,505.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.83 : 10,001.49 = 1,670.20 : x
  2. Step 2: Convert to fraction form
    6,667.83/10,001.49 = 1,670.20/x
  3. Step 3: Cross multiply
    6,667.83x = 10,001.49 × 1,670.20
  4. Step 4: Simplify right side
    6,667.83x = 16,704,438.59
  5. Step 5: Solve for x
    x = 16,704,438.59/6,667.83
  6. Step 6: Final answer
    x = 2,505.23

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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.