Home / 3,415.34-4,713.60-1,923.32

Finding the Fourth Proportional to 3,415.34, 4,713.60 and 1,923.32

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Solution

The fourth proportional to 3,415.34, 4,713.60 and 1,923.32 is: 2,654.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.34 : 4,713.60 = 1,923.32 : x
  2. Step 2: Convert to fraction form
    3,415.34/4,713.60 = 1,923.32/x
  3. Step 3: Cross multiply
    3,415.34x = 4,713.60 × 1,923.32
  4. Step 4: Simplify right side
    3,415.34x = 9,065,761.15
  5. Step 5: Solve for x
    x = 9,065,761.15/3,415.34
  6. Step 6: Final answer
    x = 2,654.42

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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.