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Finding the Fourth Proportional to 5,504.54, 8,256.95 and 4,719.65

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Solution

The fourth proportional to 5,504.54, 8,256.95 and 4,719.65 is: 7,079.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.54 : 8,256.95 = 4,719.65 : x
  2. Step 2: Convert to fraction form
    5,504.54/8,256.95 = 4,719.65/x
  3. Step 3: Cross multiply
    5,504.54x = 8,256.95 × 4,719.65
  4. Step 4: Simplify right side
    5,504.54x = 38,969,914.07
  5. Step 5: Solve for x
    x = 38,969,914.07/5,504.54
  6. Step 6: Final answer
    x = 7,079.60

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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.