Home / 3,279.26-4,525.40-1,953.02

Finding the Fourth Proportional to 3,279.26, 4,525.40 and 1,953.02

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Solution

The fourth proportional to 3,279.26, 4,525.40 and 1,953.02 is: 2,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.26 : 4,525.40 = 1,953.02 : x
  2. Step 2: Convert to fraction form
    3,279.26/4,525.40 = 1,953.02/x
  3. Step 3: Cross multiply
    3,279.26x = 4,525.40 × 1,953.02
  4. Step 4: Simplify right side
    3,279.26x = 8,838,196.71
  5. Step 5: Solve for x
    x = 8,838,196.71/3,279.26
  6. Step 6: Final answer
    x = 2,695.18

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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.