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Finding the Fourth Proportional to 7,554.69, 10,423 and 4,367.56

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Solution

The fourth proportional to 7,554.69, 10,423 and 4,367.56 is: 6,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.69 : 10,423 = 4,367.56 : x
  2. Step 2: Convert to fraction form
    7,554.69/10,423 = 4,367.56/x
  3. Step 3: Cross multiply
    7,554.69x = 10,423 × 4,367.56
  4. Step 4: Simplify right side
    7,554.69x = 45,523,077.88
  5. Step 5: Solve for x
    x = 45,523,077.88/7,554.69
  6. Step 6: Final answer
    x = 6,025.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.