Home / 3,478.61-4,795.03-2,635.94

Finding the Fourth Proportional to 3,478.61, 4,795.03 and 2,635.94

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Solution

The fourth proportional to 3,478.61, 4,795.03 and 2,635.94 is: 3,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.61 : 4,795.03 = 2,635.94 : x
  2. Step 2: Convert to fraction form
    3,478.61/4,795.03 = 2,635.94/x
  3. Step 3: Cross multiply
    3,478.61x = 4,795.03 × 2,635.94
  4. Step 4: Simplify right side
    3,478.61x = 12,639,426.66
  5. Step 5: Solve for x
    x = 12,639,426.66/3,478.61
  6. Step 6: Final answer
    x = 3,633.47

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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.