Home / 3,090.92-4,261-2,041.16

Finding the Fourth Proportional to 3,090.92, 4,261 and 2,041.16

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Solution

The fourth proportional to 3,090.92, 4,261 and 2,041.16 is: 2,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.92 : 4,261 = 2,041.16 : x
  2. Step 2: Convert to fraction form
    3,090.92/4,261 = 2,041.16/x
  3. Step 3: Cross multiply
    3,090.92x = 4,261 × 2,041.16
  4. Step 4: Simplify right side
    3,090.92x = 8,697,382.76
  5. Step 5: Solve for x
    x = 8,697,382.76/3,090.92
  6. Step 6: Final answer
    x = 2,813.85

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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.