Home / 2,357.08-3,252.80-1,309.14

Finding the Fourth Proportional to 2,357.08, 3,252.80 and 1,309.14

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Solution

The fourth proportional to 2,357.08, 3,252.80 and 1,309.14 is: 1,806.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.08 : 3,252.80 = 1,309.14 : x
  2. Step 2: Convert to fraction form
    2,357.08/3,252.80 = 1,309.14/x
  3. Step 3: Cross multiply
    2,357.08x = 3,252.80 × 1,309.14
  4. Step 4: Simplify right side
    2,357.08x = 4,258,370.59
  5. Step 5: Solve for x
    x = 4,258,370.59/2,357.08
  6. Step 6: Final answer
    x = 1,806.63

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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.