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Finding the Fourth Proportional to 5,333.69, 7,360.70 and 2,975.99

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Solution

The fourth proportional to 5,333.69, 7,360.70 and 2,975.99 is: 4,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.69 : 7,360.70 = 2,975.99 : x
  2. Step 2: Convert to fraction form
    5,333.69/7,360.70 = 2,975.99/x
  3. Step 3: Cross multiply
    5,333.69x = 7,360.70 × 2,975.99
  4. Step 4: Simplify right side
    5,333.69x = 21,905,317.91
  5. Step 5: Solve for x
    x = 21,905,317.91/5,333.69
  6. Step 6: Final answer
    x = 4,106.98

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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.