Home / 3,212.16-4,432.50-1,795.74

Finding the Fourth Proportional to 3,212.16, 4,432.50 and 1,795.74

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Solution

The fourth proportional to 3,212.16, 4,432.50 and 1,795.74 is: 2,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.16 : 4,432.50 = 1,795.74 : x
  2. Step 2: Convert to fraction form
    3,212.16/4,432.50 = 1,795.74/x
  3. Step 3: Cross multiply
    3,212.16x = 4,432.50 × 1,795.74
  4. Step 4: Simplify right side
    3,212.16x = 7,959,617.55
  5. Step 5: Solve for x
    x = 7,959,617.55/3,212.16
  6. Step 6: Final answer
    x = 2,477.96

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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.