Home / 1,979.48-2,734.02-1,484.28

Finding the Fourth Proportional to 1,979.48, 2,734.02 and 1,484.28

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Solution

The fourth proportional to 1,979.48, 2,734.02 and 1,484.28 is: 2,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979.48 : 2,734.02 = 1,484.28 : x
  2. Step 2: Convert to fraction form
    1,979.48/2,734.02 = 1,484.28/x
  3. Step 3: Cross multiply
    1,979.48x = 2,734.02 × 1,484.28
  4. Step 4: Simplify right side
    1,979.48x = 4,058,051.21
  5. Step 5: Solve for x
    x = 4,058,051.21/1,979.48
  6. Step 6: Final answer
    x = 2,050.06

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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.