Home / 3,250.48-4,485.70-1,853.32

Finding the Fourth Proportional to 3,250.48, 4,485.70 and 1,853.32

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Solution

The fourth proportional to 3,250.48, 4,485.70 and 1,853.32 is: 2,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.48 : 4,485.70 = 1,853.32 : x
  2. Step 2: Convert to fraction form
    3,250.48/4,485.70 = 1,853.32/x
  3. Step 3: Cross multiply
    3,250.48x = 4,485.70 × 1,853.32
  4. Step 4: Simplify right side
    3,250.48x = 8,313,437.52
  5. Step 5: Solve for x
    x = 8,313,437.52/3,250.48
  6. Step 6: Final answer
    x = 2,557.60

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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.