Home / 3,475.89-4,794.80-2,148.66

Finding the Fourth Proportional to 3,475.89, 4,794.80 and 2,148.66

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Solution

The fourth proportional to 3,475.89, 4,794.80 and 2,148.66 is: 2,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.89 : 4,794.80 = 2,148.66 : x
  2. Step 2: Convert to fraction form
    3,475.89/4,794.80 = 2,148.66/x
  3. Step 3: Cross multiply
    3,475.89x = 4,794.80 × 2,148.66
  4. Step 4: Simplify right side
    3,475.89x = 10,302,384.22
  5. Step 5: Solve for x
    x = 10,302,384.22/3,475.89
  6. Step 6: Final answer
    x = 2,963.96

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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.