Home / 1,583.95-2,184.54-1,190.29

Finding the Fourth Proportional to 1,583.95, 2,184.54 and 1,190.29

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Solution

The fourth proportional to 1,583.95, 2,184.54 and 1,190.29 is: 1,641.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.95 : 2,184.54 = 1,190.29 : x
  2. Step 2: Convert to fraction form
    1,583.95/2,184.54 = 1,190.29/x
  3. Step 3: Cross multiply
    1,583.95x = 2,184.54 × 1,190.29
  4. Step 4: Simplify right side
    1,583.95x = 2,600,236.12
  5. Step 5: Solve for x
    x = 2,600,236.12/1,583.95
  6. Step 6: Final answer
    x = 1,641.62

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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.