Home / 2,356.95-3,252.58-1,309.02

Finding the Fourth Proportional to 2,356.95, 3,252.58 and 1,309.02

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Solution

The fourth proportional to 2,356.95, 3,252.58 and 1,309.02 is: 1,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.95 : 3,252.58 = 1,309.02 : x
  2. Step 2: Convert to fraction form
    2,356.95/3,252.58 = 1,309.02/x
  3. Step 3: Cross multiply
    2,356.95x = 3,252.58 × 1,309.02
  4. Step 4: Simplify right side
    2,356.95x = 4,257,692.27
  5. Step 5: Solve for x
    x = 4,257,692.27/2,356.95
  6. Step 6: Final answer
    x = 1,806.44

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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.