Home / 3,574.10-4,931.07-2,080.82

Finding the Fourth Proportional to 3,574.10, 4,931.07 and 2,080.82

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Solution

The fourth proportional to 3,574.10, 4,931.07 and 2,080.82 is: 2,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.10 : 4,931.07 = 2,080.82 : x
  2. Step 2: Convert to fraction form
    3,574.10/4,931.07 = 2,080.82/x
  3. Step 3: Cross multiply
    3,574.10x = 4,931.07 × 2,080.82
  4. Step 4: Simplify right side
    3,574.10x = 10,260,669.08
  5. Step 5: Solve for x
    x = 10,260,669.08/3,574.10
  6. Step 6: Final answer
    x = 2,870.84

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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.