Home / 2,020.20-3,037.05-1,657.68

Finding the Fourth Proportional to 2,020.20, 3,037.05 and 1,657.68

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Solution

The fourth proportional to 2,020.20, 3,037.05 and 1,657.68 is: 2,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.20 : 3,037.05 = 1,657.68 : x
  2. Step 2: Convert to fraction form
    2,020.20/3,037.05 = 1,657.68/x
  3. Step 3: Cross multiply
    2,020.20x = 3,037.05 × 1,657.68
  4. Step 4: Simplify right side
    2,020.20x = 5,034,457.04
  5. Step 5: Solve for x
    x = 5,034,457.04/2,020.20
  6. Step 6: Final answer
    x = 2,492.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.