Home / 1,485.06-2,062.28-1,470.66

Finding the Fourth Proportional to 1,485.06, 2,062.28 and 1,470.66

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Solution

The fourth proportional to 1,485.06, 2,062.28 and 1,470.66 is: 2,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485.06 : 2,062.28 = 1,470.66 : x
  2. Step 2: Convert to fraction form
    1,485.06/2,062.28 = 1,470.66/x
  3. Step 3: Cross multiply
    1,485.06x = 2,062.28 × 1,470.66
  4. Step 4: Simplify right side
    1,485.06x = 3,032,905.35
  5. Step 5: Solve for x
    x = 3,032,905.35/1,485.06
  6. Step 6: Final answer
    x = 2,042.28

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.