Home / 4,756.90-6,565.21-2,768.55

Finding the Fourth Proportional to 4,756.90, 6,565.21 and 2,768.55

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Solution

The fourth proportional to 4,756.90, 6,565.21 and 2,768.55 is: 3,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.90 : 6,565.21 = 2,768.55 : x
  2. Step 2: Convert to fraction form
    4,756.90/6,565.21 = 2,768.55/x
  3. Step 3: Cross multiply
    4,756.90x = 6,565.21 × 2,768.55
  4. Step 4: Simplify right side
    4,756.90x = 18,176,128.56
  5. Step 5: Solve for x
    x = 18,176,128.56/4,756.90
  6. Step 6: Final answer
    x = 3,821.00

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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.