Home / 3,011.71-4,518.25-1,625.01

Finding the Fourth Proportional to 3,011.71, 4,518.25 and 1,625.01

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Solution

The fourth proportional to 3,011.71, 4,518.25 and 1,625.01 is: 2,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.71 : 4,518.25 = 1,625.01 : x
  2. Step 2: Convert to fraction form
    3,011.71/4,518.25 = 1,625.01/x
  3. Step 3: Cross multiply
    3,011.71x = 4,518.25 × 1,625.01
  4. Step 4: Simplify right side
    3,011.71x = 7,342,201.43
  5. Step 5: Solve for x
    x = 7,342,201.43/3,011.71
  6. Step 6: Final answer
    x = 2,437.89

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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.