Home / 2,090.11-2,882.97-1,345.01

Finding the Fourth Proportional to 2,090.11, 2,882.97 and 1,345.01

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Solution

The fourth proportional to 2,090.11, 2,882.97 and 1,345.01 is: 1,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.11 : 2,882.97 = 1,345.01 : x
  2. Step 2: Convert to fraction form
    2,090.11/2,882.97 = 1,345.01/x
  3. Step 3: Cross multiply
    2,090.11x = 2,882.97 × 1,345.01
  4. Step 4: Simplify right side
    2,090.11x = 3,877,623.48
  5. Step 5: Solve for x
    x = 3,877,623.48/2,090.11
  6. Step 6: Final answer
    x = 1,855.22

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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.