Home / 1,659.47-2,485.35-1,348.16

Finding the Fourth Proportional to 1,659.47, 2,485.35 and 1,348.16

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Solution

The fourth proportional to 1,659.47, 2,485.35 and 1,348.16 is: 2,019.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659.47 : 2,485.35 = 1,348.16 : x
  2. Step 2: Convert to fraction form
    1,659.47/2,485.35 = 1,348.16/x
  3. Step 3: Cross multiply
    1,659.47x = 2,485.35 × 1,348.16
  4. Step 4: Simplify right side
    1,659.47x = 3,350,637.03
  5. Step 5: Solve for x
    x = 3,350,637.03/1,659.47
  6. Step 6: Final answer
    x = 2,019.11

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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.