Home / 3,646.17-5,440.80-3,253.47

Finding the Fourth Proportional to 3,646.17, 5,440.80 and 3,253.47

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Solution

The fourth proportional to 3,646.17, 5,440.80 and 3,253.47 is: 4,854.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.17 : 5,440.80 = 3,253.47 : x
  2. Step 2: Convert to fraction form
    3,646.17/5,440.80 = 3,253.47/x
  3. Step 3: Cross multiply
    3,646.17x = 5,440.80 × 3,253.47
  4. Step 4: Simplify right side
    3,646.17x = 17,701,479.58
  5. Step 5: Solve for x
    x = 17,701,479.58/3,646.17
  6. Step 6: Final answer
    x = 4,854.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.