Home / 4,609.65-6,915.57-1,322.67

Finding the Fourth Proportional to 4,609.65, 6,915.57 and 1,322.67

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Solution

The fourth proportional to 4,609.65, 6,915.57 and 1,322.67 is: 1,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.65 : 6,915.57 = 1,322.67 : x
  2. Step 2: Convert to fraction form
    4,609.65/6,915.57 = 1,322.67/x
  3. Step 3: Cross multiply
    4,609.65x = 6,915.57 × 1,322.67
  4. Step 4: Simplify right side
    4,609.65x = 9,147,016.97
  5. Step 5: Solve for x
    x = 9,147,016.97/4,609.65
  6. Step 6: Final answer
    x = 1,984.32

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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.