Home / 5,326.25-7,342.80-3,335.46

Finding the Fourth Proportional to 5,326.25, 7,342.80 and 3,335.46

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Solution

The fourth proportional to 5,326.25, 7,342.80 and 3,335.46 is: 4,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.25 : 7,342.80 = 3,335.46 : x
  2. Step 2: Convert to fraction form
    5,326.25/7,342.80 = 3,335.46/x
  3. Step 3: Cross multiply
    5,326.25x = 7,342.80 × 3,335.46
  4. Step 4: Simplify right side
    5,326.25x = 24,491,615.69
  5. Step 5: Solve for x
    x = 24,491,615.69/5,326.25
  6. Step 6: Final answer
    x = 4,598.29

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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.