Home / 3,417.12-4,716-2,090.88

Finding the Fourth Proportional to 3,417.12, 4,716 and 2,090.88

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Solution

The fourth proportional to 3,417.12, 4,716 and 2,090.88 is: 2,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.12 : 4,716 = 2,090.88 : x
  2. Step 2: Convert to fraction form
    3,417.12/4,716 = 2,090.88/x
  3. Step 3: Cross multiply
    3,417.12x = 4,716 × 2,090.88
  4. Step 4: Simplify right side
    3,417.12x = 9,860,590.08
  5. Step 5: Solve for x
    x = 9,860,590.08/3,417.12
  6. Step 6: Final answer
    x = 2,885.64

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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.