Home / 3,457.02-4,770.96-1,965.36

Finding the Fourth Proportional to 3,457.02, 4,770.96 and 1,965.36

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Solution

The fourth proportional to 3,457.02, 4,770.96 and 1,965.36 is: 2,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.02 : 4,770.96 = 1,965.36 : x
  2. Step 2: Convert to fraction form
    3,457.02/4,770.96 = 1,965.36/x
  3. Step 3: Cross multiply
    3,457.02x = 4,770.96 × 1,965.36
  4. Step 4: Simplify right side
    3,457.02x = 9,376,653.95
  5. Step 5: Solve for x
    x = 9,376,653.95/3,457.02
  6. Step 6: Final answer
    x = 2,712.35

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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.