Home / 5,333.34-7,999.47-1,635.60

Finding the Fourth Proportional to 5,333.34, 7,999.47 and 1,635.60

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Solution

The fourth proportional to 5,333.34, 7,999.47 and 1,635.60 is: 2,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.34 : 7,999.47 = 1,635.60 : x
  2. Step 2: Convert to fraction form
    5,333.34/7,999.47 = 1,635.60/x
  3. Step 3: Cross multiply
    5,333.34x = 7,999.47 × 1,635.60
  4. Step 4: Simplify right side
    5,333.34x = 13,083,933.13
  5. Step 5: Solve for x
    x = 13,083,933.13/5,333.34
  6. Step 6: Final answer
    x = 2,453.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.