Home / 5,915.01-8,865.62-4,449.45

Finding the Fourth Proportional to 5,915.01, 8,865.62 and 4,449.45

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Solution

The fourth proportional to 5,915.01, 8,865.62 and 4,449.45 is: 6,668.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.01 : 8,865.62 = 4,449.45 : x
  2. Step 2: Convert to fraction form
    5,915.01/8,865.62 = 4,449.45/x
  3. Step 3: Cross multiply
    5,915.01x = 8,865.62 × 4,449.45
  4. Step 4: Simplify right side
    5,915.01x = 39,447,110.66
  5. Step 5: Solve for x
    x = 39,447,110.66/5,915.01
  6. Step 6: Final answer
    x = 6,668.98

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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.