Home / 3,574.24-4,931.58-2,081.26

Finding the Fourth Proportional to 3,574.24, 4,931.58 and 2,081.26

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Solution

The fourth proportional to 3,574.24, 4,931.58 and 2,081.26 is: 2,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.24 : 4,931.58 = 2,081.26 : x
  2. Step 2: Convert to fraction form
    3,574.24/4,931.58 = 2,081.26/x
  3. Step 3: Cross multiply
    3,574.24x = 4,931.58 × 2,081.26
  4. Step 4: Simplify right side
    3,574.24x = 10,263,900.19
  5. Step 5: Solve for x
    x = 10,263,900.19/3,574.24
  6. Step 6: Final answer
    x = 2,871.63

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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.