Home / 4,782.76-6,605.22-3,907.96

Finding the Fourth Proportional to 4,782.76, 6,605.22 and 3,907.96

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Solution

The fourth proportional to 4,782.76, 6,605.22 and 3,907.96 is: 5,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.76 : 6,605.22 = 3,907.96 : x
  2. Step 2: Convert to fraction form
    4,782.76/6,605.22 = 3,907.96/x
  3. Step 3: Cross multiply
    4,782.76x = 6,605.22 × 3,907.96
  4. Step 4: Simplify right side
    4,782.76x = 25,812,935.55
  5. Step 5: Solve for x
    x = 25,812,935.55/4,782.76
  6. Step 6: Final answer
    x = 5,397.08

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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.