Home / 2,356.88-3,252.56-1,309.01

Finding the Fourth Proportional to 2,356.88, 3,252.56 and 1,309.01

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Solution

The fourth proportional to 2,356.88, 3,252.56 and 1,309.01 is: 1,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.88 : 3,252.56 = 1,309.01 : x
  2. Step 2: Convert to fraction form
    2,356.88/3,252.56 = 1,309.01/x
  3. Step 3: Cross multiply
    2,356.88x = 3,252.56 × 1,309.01
  4. Step 4: Simplify right side
    2,356.88x = 4,257,610.76
  5. Step 5: Solve for x
    x = 4,257,610.76/2,356.88
  6. Step 6: Final answer
    x = 1,806.46

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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.