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Finding the Fourth Proportional to 5,652.77, 7,804.69 and 3,531.54

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Solution

The fourth proportional to 5,652.77, 7,804.69 and 3,531.54 is: 4,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.77 : 7,804.69 = 3,531.54 : x
  2. Step 2: Convert to fraction form
    5,652.77/7,804.69 = 3,531.54/x
  3. Step 3: Cross multiply
    5,652.77x = 7,804.69 × 3,531.54
  4. Step 4: Simplify right side
    5,652.77x = 27,562,544.73
  5. Step 5: Solve for x
    x = 27,562,544.73/5,652.77
  6. Step 6: Final answer
    x = 4,875.93

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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.