Home / 2,693.46-3,716.31-1,574.45

Finding the Fourth Proportional to 2,693.46, 3,716.31 and 1,574.45

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Solution

The fourth proportional to 2,693.46, 3,716.31 and 1,574.45 is: 2,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.46 : 3,716.31 = 1,574.45 : x
  2. Step 2: Convert to fraction form
    2,693.46/3,716.31 = 1,574.45/x
  3. Step 3: Cross multiply
    2,693.46x = 3,716.31 × 1,574.45
  4. Step 4: Simplify right side
    2,693.46x = 5,851,145.54
  5. Step 5: Solve for x
    x = 5,851,145.54/2,693.46
  6. Step 6: Final answer
    x = 2,172.35

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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.