Home / 2,090.02-2,883.36-1,343.86

Finding the Fourth Proportional to 2,090.02, 2,883.36 and 1,343.86

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Solution

The fourth proportional to 2,090.02, 2,883.36 and 1,343.86 is: 1,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.02 : 2,883.36 = 1,343.86 : x
  2. Step 2: Convert to fraction form
    2,090.02/2,883.36 = 1,343.86/x
  3. Step 3: Cross multiply
    2,090.02x = 2,883.36 × 1,343.86
  4. Step 4: Simplify right side
    2,090.02x = 3,874,832.17
  5. Step 5: Solve for x
    x = 3,874,832.17/2,090.02
  6. Step 6: Final answer
    x = 1,853.97

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1.5x scale

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.