Home / 1,694.09-2,337.84-948.08

Finding the Fourth Proportional to 1,694.09, 2,337.84 and 948.08

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Solution

The fourth proportional to 1,694.09, 2,337.84 and 948.08 is: 1,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.09 : 2,337.84 = 948.08 : x
  2. Step 2: Convert to fraction form
    1,694.09/2,337.84 = 948.08/x
  3. Step 3: Cross multiply
    1,694.09x = 2,337.84 × 948.08
  4. Step 4: Simplify right side
    1,694.09x = 2,216,447.66
  5. Step 5: Solve for x
    x = 2,216,447.66/1,694.09
  6. Step 6: Final answer
    x = 1,308.35

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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.