Home / 2,708.16-3,736.88-1,646.15

Finding the Fourth Proportional to 2,708.16, 3,736.88 and 1,646.15

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Solution

The fourth proportional to 2,708.16, 3,736.88 and 1,646.15 is: 2,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.16 : 3,736.88 = 1,646.15 : x
  2. Step 2: Convert to fraction form
    2,708.16/3,736.88 = 1,646.15/x
  3. Step 3: Cross multiply
    2,708.16x = 3,736.88 × 1,646.15
  4. Step 4: Simplify right side
    2,708.16x = 6,151,464.04
  5. Step 5: Solve for x
    x = 6,151,464.04/2,708.16
  6. Step 6: Final answer
    x = 2,271.46

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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.