Home / 2,090.12-2,882.65-1,459.88

Finding the Fourth Proportional to 2,090.12, 2,882.65 and 1,459.88

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Solution

The fourth proportional to 2,090.12, 2,882.65 and 1,459.88 is: 2,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.12 : 2,882.65 = 1,459.88 : x
  2. Step 2: Convert to fraction form
    2,090.12/2,882.65 = 1,459.88/x
  3. Step 3: Cross multiply
    2,090.12x = 2,882.65 × 1,459.88
  4. Step 4: Simplify right side
    2,090.12x = 4,208,326.64
  5. Step 5: Solve for x
    x = 4,208,326.64/2,090.12
  6. Step 6: Final answer
    x = 2,013.44

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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.