Home / 3,609.40-4,981.08-2,037.46

Finding the Fourth Proportional to 3,609.40, 4,981.08 and 2,037.46

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Solution

The fourth proportional to 3,609.40, 4,981.08 and 2,037.46 is: 2,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.40 : 4,981.08 = 2,037.46 : x
  2. Step 2: Convert to fraction form
    3,609.40/4,981.08 = 2,037.46/x
  3. Step 3: Cross multiply
    3,609.40x = 4,981.08 × 2,037.46
  4. Step 4: Simplify right side
    3,609.40x = 10,148,751.26
  5. Step 5: Solve for x
    x = 10,148,751.26/3,609.40
  6. Step 6: Final answer
    x = 2,811.76

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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.