Home / 2,574.12-3,552.79-1,455.07

Finding the Fourth Proportional to 2,574.12, 3,552.79 and 1,455.07

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Solution

The fourth proportional to 2,574.12, 3,552.79 and 1,455.07 is: 2,008.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.12 : 3,552.79 = 1,455.07 : x
  2. Step 2: Convert to fraction form
    2,574.12/3,552.79 = 1,455.07/x
  3. Step 3: Cross multiply
    2,574.12x = 3,552.79 × 1,455.07
  4. Step 4: Simplify right side
    2,574.12x = 5,169,558.15
  5. Step 5: Solve for x
    x = 5,169,558.15/2,574.12
  6. Step 6: Final answer
    x = 2,008.28

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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.