Home / 4,780.30-6,605.94-3,599.32

Finding the Fourth Proportional to 4,780.30, 6,605.94 and 3,599.32

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Solution

The fourth proportional to 4,780.30, 6,605.94 and 3,599.32 is: 4,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.30 : 6,605.94 = 3,599.32 : x
  2. Step 2: Convert to fraction form
    4,780.30/6,605.94 = 3,599.32/x
  3. Step 3: Cross multiply
    4,780.30x = 6,605.94 × 3,599.32
  4. Step 4: Simplify right side
    4,780.30x = 23,776,891.96
  5. Step 5: Solve for x
    x = 23,776,891.96/4,780.30
  6. Step 6: Final answer
    x = 4,973.93

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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.