Home / 7,915.65-11,873.58-2,367.72

Finding the Fourth Proportional to 7,915.65, 11,873.58 and 2,367.72

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Solution

The fourth proportional to 7,915.65, 11,873.58 and 2,367.72 is: 3,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.65 : 11,873.58 = 2,367.72 : x
  2. Step 2: Convert to fraction form
    7,915.65/11,873.58 = 2,367.72/x
  3. Step 3: Cross multiply
    7,915.65x = 11,873.58 × 2,367.72
  4. Step 4: Simplify right side
    7,915.65x = 28,113,312.84
  5. Step 5: Solve for x
    x = 28,113,312.84/7,915.65
  6. Step 6: Final answer
    x = 3,551.61

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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.