Home / 2,020.45-3,030.16-1,433.74

Finding the Fourth Proportional to 2,020.45, 3,030.16 and 1,433.74

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Solution

The fourth proportional to 2,020.45, 3,030.16 and 1,433.74 is: 2,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.45 : 3,030.16 = 1,433.74 : x
  2. Step 2: Convert to fraction form
    2,020.45/3,030.16 = 1,433.74/x
  3. Step 3: Cross multiply
    2,020.45x = 3,030.16 × 1,433.74
  4. Step 4: Simplify right side
    2,020.45x = 4,344,461.60
  5. Step 5: Solve for x
    x = 4,344,461.60/2,020.45
  6. Step 6: Final answer
    x = 2,150.24

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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.