Home / 2,090.16-2,885.76-1,344.44

Finding the Fourth Proportional to 2,090.16, 2,885.76 and 1,344.44

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Solution

The fourth proportional to 2,090.16, 2,885.76 and 1,344.44 is: 1,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.16 : 2,885.76 = 1,344.44 : x
  2. Step 2: Convert to fraction form
    2,090.16/2,885.76 = 1,344.44/x
  3. Step 3: Cross multiply
    2,090.16x = 2,885.76 × 1,344.44
  4. Step 4: Simplify right side
    2,090.16x = 3,879,731.17
  5. Step 5: Solve for x
    x = 3,879,731.17/2,090.16
  6. Step 6: Final answer
    x = 1,856.19

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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.