Home / 4,622.81-6,928.74-2,430.41

Finding the Fourth Proportional to 4,622.81, 6,928.74 and 2,430.41

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Solution

The fourth proportional to 4,622.81, 6,928.74 and 2,430.41 is: 3,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.81 : 6,928.74 = 2,430.41 : x
  2. Step 2: Convert to fraction form
    4,622.81/6,928.74 = 2,430.41/x
  3. Step 3: Cross multiply
    4,622.81x = 6,928.74 × 2,430.41
  4. Step 4: Simplify right side
    4,622.81x = 16,839,644.34
  5. Step 5: Solve for x
    x = 16,839,644.34/4,622.81
  6. Step 6: Final answer
    x = 3,642.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.