Home / 1,583.04-2,181.84-1,402.02

Finding the Fourth Proportional to 1,583.04, 2,181.84 and 1,402.02

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Solution

The fourth proportional to 1,583.04, 2,181.84 and 1,402.02 is: 1,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.04 : 2,181.84 = 1,402.02 : x
  2. Step 2: Convert to fraction form
    1,583.04/2,181.84 = 1,402.02/x
  3. Step 3: Cross multiply
    1,583.04x = 2,181.84 × 1,402.02
  4. Step 4: Simplify right side
    1,583.04x = 3,058,983.32
  5. Step 5: Solve for x
    x = 3,058,983.32/1,583.04
  6. Step 6: Final answer
    x = 1,932.35

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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.