Home / 3,531.37-4,871.32-3,281.08

Finding the Fourth Proportional to 3,531.37, 4,871.32 and 3,281.08

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Solution

The fourth proportional to 3,531.37, 4,871.32 and 3,281.08 is: 4,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.37 : 4,871.32 = 3,281.08 : x
  2. Step 2: Convert to fraction form
    3,531.37/4,871.32 = 3,281.08/x
  3. Step 3: Cross multiply
    3,531.37x = 4,871.32 × 3,281.08
  4. Step 4: Simplify right side
    3,531.37x = 15,983,190.63
  5. Step 5: Solve for x
    x = 15,983,190.63/3,531.37
  6. Step 6: Final answer
    x = 4,526.06

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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.