Home / 3,416.83-4,715.42-2,090.82

Finding the Fourth Proportional to 3,416.83, 4,715.42 and 2,090.82

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Solution

The fourth proportional to 3,416.83, 4,715.42 and 2,090.82 is: 2,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.83 : 4,715.42 = 2,090.82 : x
  2. Step 2: Convert to fraction form
    3,416.83/4,715.42 = 2,090.82/x
  3. Step 3: Cross multiply
    3,416.83x = 4,715.42 × 2,090.82
  4. Step 4: Simplify right side
    3,416.83x = 9,859,101.67
  5. Step 5: Solve for x
    x = 9,859,101.67/3,416.83
  6. Step 6: Final answer
    x = 2,885.45

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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.