Home / 6,915.81-10,374.30-3,022.95

Finding the Fourth Proportional to 6,915.81, 10,374.30 and 3,022.95

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Solution

The fourth proportional to 6,915.81, 10,374.30 and 3,022.95 is: 4,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.81 : 10,374.30 = 3,022.95 : x
  2. Step 2: Convert to fraction form
    6,915.81/10,374.30 = 3,022.95/x
  3. Step 3: Cross multiply
    6,915.81x = 10,374.30 × 3,022.95
  4. Step 4: Simplify right side
    6,915.81x = 31,360,990.19
  5. Step 5: Solve for x
    x = 31,360,990.19/6,915.81
  6. Step 6: Final answer
    x = 4,534.68

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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.