Home / 3,281.08-4,525.56-1,953.76

Finding the Fourth Proportional to 3,281.08, 4,525.56 and 1,953.76

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Solution

The fourth proportional to 3,281.08, 4,525.56 and 1,953.76 is: 2,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.08 : 4,525.56 = 1,953.76 : x
  2. Step 2: Convert to fraction form
    3,281.08/4,525.56 = 1,953.76/x
  3. Step 3: Cross multiply
    3,281.08x = 4,525.56 × 1,953.76
  4. Step 4: Simplify right side
    3,281.08x = 8,841,858.11
  5. Step 5: Solve for x
    x = 8,841,858.11/3,281.08
  6. Step 6: Final answer
    x = 2,694.80

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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.