Home / 6,915.61-10,374.63-2,236.65

Finding the Fourth Proportional to 6,915.61, 10,374.63 and 2,236.65

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Solution

The fourth proportional to 6,915.61, 10,374.63 and 2,236.65 is: 3,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.61 : 10,374.63 = 2,236.65 : x
  2. Step 2: Convert to fraction form
    6,915.61/10,374.63 = 2,236.65/x
  3. Step 3: Cross multiply
    6,915.61x = 10,374.63 × 2,236.65
  4. Step 4: Simplify right side
    6,915.61x = 23,204,416.19
  5. Step 5: Solve for x
    x = 23,204,416.19/6,915.61
  6. Step 6: Final answer
    x = 3,355.37

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1.5x scale

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.