Home / 2,127.93-2,937.96-1,903.16

Finding the Fourth Proportional to 2,127.93, 2,937.96 and 1,903.16

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Solution

The fourth proportional to 2,127.93, 2,937.96 and 1,903.16 is: 2,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.93 : 2,937.96 = 1,903.16 : x
  2. Step 2: Convert to fraction form
    2,127.93/2,937.96 = 1,903.16/x
  3. Step 3: Cross multiply
    2,127.93x = 2,937.96 × 1,903.16
  4. Step 4: Simplify right side
    2,127.93x = 5,591,393.26
  5. Step 5: Solve for x
    x = 5,591,393.26/2,127.93
  6. Step 6: Final answer
    x = 2,627.62

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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.