Home / 6,666.90-10,001.25-2,285.58

Finding the Fourth Proportional to 6,666.90, 10,001.25 and 2,285.58

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Solution

The fourth proportional to 6,666.90, 10,001.25 and 2,285.58 is: 3,428.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.90 : 10,001.25 = 2,285.58 : x
  2. Step 2: Convert to fraction form
    6,666.90/10,001.25 = 2,285.58/x
  3. Step 3: Cross multiply
    6,666.90x = 10,001.25 × 2,285.58
  4. Step 4: Simplify right side
    6,666.90x = 22,858,656.98
  5. Step 5: Solve for x
    x = 22,858,656.98/6,666.90
  6. Step 6: Final answer
    x = 3,428.68

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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.