Home / 6,915.25-10,373.48-2,756.30

Finding the Fourth Proportional to 6,915.25, 10,373.48 and 2,756.30

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Solution

The fourth proportional to 6,915.25, 10,373.48 and 2,756.30 is: 4,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.25 : 10,373.48 = 2,756.30 : x
  2. Step 2: Convert to fraction form
    6,915.25/10,373.48 = 2,756.30/x
  3. Step 3: Cross multiply
    6,915.25x = 10,373.48 × 2,756.30
  4. Step 4: Simplify right side
    6,915.25x = 28,592,422.92
  5. Step 5: Solve for x
    x = 28,592,422.92/6,915.25
  6. Step 6: Final answer
    x = 4,134.69

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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.