Home / 2,356.31-3,252.29-1,362.20

Finding the Fourth Proportional to 2,356.31, 3,252.29 and 1,362.20

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Solution

The fourth proportional to 2,356.31, 3,252.29 and 1,362.20 is: 1,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.31 : 3,252.29 = 1,362.20 : x
  2. Step 2: Convert to fraction form
    2,356.31/3,252.29 = 1,362.20/x
  3. Step 3: Cross multiply
    2,356.31x = 3,252.29 × 1,362.20
  4. Step 4: Simplify right side
    2,356.31x = 4,430,270.76
  5. Step 5: Solve for x
    x = 4,430,270.76/2,356.31
  6. Step 6: Final answer
    x = 1,880.18

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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.