Home / 3,020.32-4,168.20-1,841.32

Finding the Fourth Proportional to 3,020.32, 4,168.20 and 1,841.32

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Solution

The fourth proportional to 3,020.32, 4,168.20 and 1,841.32 is: 2,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.32 : 4,168.20 = 1,841.32 : x
  2. Step 2: Convert to fraction form
    3,020.32/4,168.20 = 1,841.32/x
  3. Step 3: Cross multiply
    3,020.32x = 4,168.20 × 1,841.32
  4. Step 4: Simplify right side
    3,020.32x = 7,674,990.02
  5. Step 5: Solve for x
    x = 7,674,990.02/3,020.32
  6. Step 6: Final answer
    x = 2,541.12

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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.