Home / 2,701.74-4,054.68-2,090.76

Finding the Fourth Proportional to 2,701.74, 4,054.68 and 2,090.76

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Solution

The fourth proportional to 2,701.74, 4,054.68 and 2,090.76 is: 3,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.74 : 4,054.68 = 2,090.76 : x
  2. Step 2: Convert to fraction form
    2,701.74/4,054.68 = 2,090.76/x
  3. Step 3: Cross multiply
    2,701.74x = 4,054.68 × 2,090.76
  4. Step 4: Simplify right side
    2,701.74x = 8,477,362.76
  5. Step 5: Solve for x
    x = 8,477,362.76/2,701.74
  6. Step 6: Final answer
    x = 3,137.74

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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.