Home / 4,218.93-6,332.24-2,140.37

Finding the Fourth Proportional to 4,218.93, 6,332.24 and 2,140.37

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Solution

The fourth proportional to 4,218.93, 6,332.24 and 2,140.37 is: 3,212.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.93 : 6,332.24 = 2,140.37 : x
  2. Step 2: Convert to fraction form
    4,218.93/6,332.24 = 2,140.37/x
  3. Step 3: Cross multiply
    4,218.93x = 6,332.24 × 2,140.37
  4. Step 4: Simplify right side
    4,218.93x = 13,553,316.15
  5. Step 5: Solve for x
    x = 13,553,316.15/4,218.93
  6. Step 6: Final answer
    x = 3,212.50

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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.