Home / 5,915.12-8,872.72-2,627.32

Finding the Fourth Proportional to 5,915.12, 8,872.72 and 2,627.32

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Solution

The fourth proportional to 5,915.12, 8,872.72 and 2,627.32 is: 3,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.12 : 8,872.72 = 2,627.32 : x
  2. Step 2: Convert to fraction form
    5,915.12/8,872.72 = 2,627.32/x
  3. Step 3: Cross multiply
    5,915.12x = 8,872.72 × 2,627.32
  4. Step 4: Simplify right side
    5,915.12x = 23,311,474.71
  5. Step 5: Solve for x
    x = 23,311,474.71/5,915.12
  6. Step 6: Final answer
    x = 3,941.00

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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.