Home / 3,570.50-4,929.45-2,330.66

Finding the Fourth Proportional to 3,570.50, 4,929.45 and 2,330.66

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Solution

The fourth proportional to 3,570.50, 4,929.45 and 2,330.66 is: 3,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.50 : 4,929.45 = 2,330.66 : x
  2. Step 2: Convert to fraction form
    3,570.50/4,929.45 = 2,330.66/x
  3. Step 3: Cross multiply
    3,570.50x = 4,929.45 × 2,330.66
  4. Step 4: Simplify right side
    3,570.50x = 11,488,871.94
  5. Step 5: Solve for x
    x = 11,488,871.94/3,570.50
  6. Step 6: Final answer
    x = 3,217.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.