Home / 4,300.49-6,456.65-2,221.92

Finding the Fourth Proportional to 4,300.49, 6,456.65 and 2,221.92

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Solution

The fourth proportional to 4,300.49, 6,456.65 and 2,221.92 is: 3,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.49 : 6,456.65 = 2,221.92 : x
  2. Step 2: Convert to fraction form
    4,300.49/6,456.65 = 2,221.92/x
  3. Step 3: Cross multiply
    4,300.49x = 6,456.65 × 2,221.92
  4. Step 4: Simplify right side
    4,300.49x = 14,346,165.32
  5. Step 5: Solve for x
    x = 14,346,165.32/4,300.49
  6. Step 6: Final answer
    x = 3,335.94

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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.