Home / 2,356.69-3,252.33-1,308.75

Finding the Fourth Proportional to 2,356.69, 3,252.33 and 1,308.75

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Solution

The fourth proportional to 2,356.69, 3,252.33 and 1,308.75 is: 1,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.69 : 3,252.33 = 1,308.75 : x
  2. Step 2: Convert to fraction form
    2,356.69/3,252.33 = 1,308.75/x
  3. Step 3: Cross multiply
    2,356.69x = 3,252.33 × 1,308.75
  4. Step 4: Simplify right side
    2,356.69x = 4,256,486.89
  5. Step 5: Solve for x
    x = 4,256,486.89/2,356.69
  6. Step 6: Final answer
    x = 1,806.13

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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.