Home / 2,084.63-3,126.93-1,439.46

Finding the Fourth Proportional to 2,084.63, 3,126.93 and 1,439.46

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Solution

The fourth proportional to 2,084.63, 3,126.93 and 1,439.46 is: 2,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.63 : 3,126.93 = 1,439.46 : x
  2. Step 2: Convert to fraction form
    2,084.63/3,126.93 = 1,439.46/x
  3. Step 3: Cross multiply
    2,084.63x = 3,126.93 × 1,439.46
  4. Step 4: Simplify right side
    2,084.63x = 4,501,090.66
  5. Step 5: Solve for x
    x = 4,501,090.66/2,084.63
  6. Step 6: Final answer
    x = 2,159.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.