Home / 2,204.12-3,041.58-1,272.92

Finding the Fourth Proportional to 2,204.12, 3,041.58 and 1,272.92

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Solution

The fourth proportional to 2,204.12, 3,041.58 and 1,272.92 is: 1,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.12 : 3,041.58 = 1,272.92 : x
  2. Step 2: Convert to fraction form
    2,204.12/3,041.58 = 1,272.92/x
  3. Step 3: Cross multiply
    2,204.12x = 3,041.58 × 1,272.92
  4. Step 4: Simplify right side
    2,204.12x = 3,871,688.01
  5. Step 5: Solve for x
    x = 3,871,688.01/2,204.12
  6. Step 6: Final answer
    x = 1,756.57

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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.