Home / 2,895.24-3,993.66-1,715.16

Finding the Fourth Proportional to 2,895.24, 3,993.66 and 1,715.16

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Solution

The fourth proportional to 2,895.24, 3,993.66 and 1,715.16 is: 2,365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.24 : 3,993.66 = 1,715.16 : x
  2. Step 2: Convert to fraction form
    2,895.24/3,993.66 = 1,715.16/x
  3. Step 3: Cross multiply
    2,895.24x = 3,993.66 × 1,715.16
  4. Step 4: Simplify right side
    2,895.24x = 6,849,765.89
  5. Step 5: Solve for x
    x = 6,849,765.89/2,895.24
  6. Step 6: Final answer
    x = 2,365.87

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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.