Home / 2,833.08-3,909.41-1,574.18

Finding the Fourth Proportional to 2,833.08, 3,909.41 and 1,574.18

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Solution

The fourth proportional to 2,833.08, 3,909.41 and 1,574.18 is: 2,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.08 : 3,909.41 = 1,574.18 : x
  2. Step 2: Convert to fraction form
    2,833.08/3,909.41 = 1,574.18/x
  3. Step 3: Cross multiply
    2,833.08x = 3,909.41 × 1,574.18
  4. Step 4: Simplify right side
    2,833.08x = 6,154,139.02
  5. Step 5: Solve for x
    x = 6,154,139.02/2,833.08
  6. Step 6: Final answer
    x = 2,172.25

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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.