Home / 5,630.49-7,770.32-3,507.27

Finding the Fourth Proportional to 5,630.49, 7,770.32 and 3,507.27

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Solution

The fourth proportional to 5,630.49, 7,770.32 and 3,507.27 is: 4,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.49 : 7,770.32 = 3,507.27 : x
  2. Step 2: Convert to fraction form
    5,630.49/7,770.32 = 3,507.27/x
  3. Step 3: Cross multiply
    5,630.49x = 7,770.32 × 3,507.27
  4. Step 4: Simplify right side
    5,630.49x = 27,252,634.98
  5. Step 5: Solve for x
    x = 27,252,634.98/5,630.49
  6. Step 6: Final answer
    x = 4,840.19

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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.