Home / 5,575.66-8,363.49-1,415.98

Finding the Fourth Proportional to 5,575.66, 8,363.49 and 1,415.98

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Solution

The fourth proportional to 5,575.66, 8,363.49 and 1,415.98 is: 2,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.66 : 8,363.49 = 1,415.98 : x
  2. Step 2: Convert to fraction form
    5,575.66/8,363.49 = 1,415.98/x
  3. Step 3: Cross multiply
    5,575.66x = 8,363.49 × 1,415.98
  4. Step 4: Simplify right side
    5,575.66x = 11,842,513.66
  5. Step 5: Solve for x
    x = 11,842,513.66/5,575.66
  6. Step 6: Final answer
    x = 2,123.97

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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.