Home / 2,527.24-3,486.38-1,643.32

Finding the Fourth Proportional to 2,527.24, 3,486.38 and 1,643.32

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Solution

The fourth proportional to 2,527.24, 3,486.38 and 1,643.32 is: 2,266.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.24 : 3,486.38 = 1,643.32 : x
  2. Step 2: Convert to fraction form
    2,527.24/3,486.38 = 1,643.32/x
  3. Step 3: Cross multiply
    2,527.24x = 3,486.38 × 1,643.32
  4. Step 4: Simplify right side
    2,527.24x = 5,729,237.98
  5. Step 5: Solve for x
    x = 5,729,237.98/2,527.24
  6. Step 6: Final answer
    x = 2,266.99

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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.