Home / 3,457.08-4,770.56-1,964.96

Finding the Fourth Proportional to 3,457.08, 4,770.56 and 1,964.96

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Solution

The fourth proportional to 3,457.08, 4,770.56 and 1,964.96 is: 2,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.08 : 4,770.56 = 1,964.96 : x
  2. Step 2: Convert to fraction form
    3,457.08/4,770.56 = 1,964.96/x
  3. Step 3: Cross multiply
    3,457.08x = 4,770.56 × 1,964.96
  4. Step 4: Simplify right side
    3,457.08x = 9,373,959.58
  5. Step 5: Solve for x
    x = 9,373,959.58/3,457.08
  6. Step 6: Final answer
    x = 2,711.53

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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.