Home / 3,459.08-4,774.02-1,966.64

Finding the Fourth Proportional to 3,459.08, 4,774.02 and 1,966.64

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Solution

The fourth proportional to 3,459.08, 4,774.02 and 1,966.64 is: 2,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.08 : 4,774.02 = 1,966.64 : x
  2. Step 2: Convert to fraction form
    3,459.08/4,774.02 = 1,966.64/x
  3. Step 3: Cross multiply
    3,459.08x = 4,774.02 × 1,966.64
  4. Step 4: Simplify right side
    3,459.08x = 9,388,778.69
  5. Step 5: Solve for x
    x = 9,388,778.69/3,459.08
  6. Step 6: Final answer
    x = 2,714.24

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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.