Home / 2,646.16-3,643.37-2,247.03

Finding the Fourth Proportional to 2,646.16, 3,643.37 and 2,247.03

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Solution

The fourth proportional to 2,646.16, 3,643.37 and 2,247.03 is: 3,093.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.16 : 3,643.37 = 2,247.03 : x
  2. Step 2: Convert to fraction form
    2,646.16/3,643.37 = 2,247.03/x
  3. Step 3: Cross multiply
    2,646.16x = 3,643.37 × 2,247.03
  4. Step 4: Simplify right side
    2,646.16x = 8,186,750.46
  5. Step 5: Solve for x
    x = 8,186,750.46/2,646.16
  6. Step 6: Final answer
    x = 3,093.83

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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.