Home / 3,332.50-4,999.37-1,667.50

Finding the Fourth Proportional to 3,332.50, 4,999.37 and 1,667.50

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Solution

The fourth proportional to 3,332.50, 4,999.37 and 1,667.50 is: 2,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.50 : 4,999.37 = 1,667.50 : x
  2. Step 2: Convert to fraction form
    3,332.50/4,999.37 = 1,667.50/x
  3. Step 3: Cross multiply
    3,332.50x = 4,999.37 × 1,667.50
  4. Step 4: Simplify right side
    3,332.50x = 8,336,428.64
  5. Step 5: Solve for x
    x = 8,336,428.64/3,332.50
  6. Step 6: Final answer
    x = 2,501.56

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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.