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Finding the Fourth Proportional to 7,205.01, 10,810.86 and 3,045.99

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Solution

The fourth proportional to 7,205.01, 10,810.86 and 3,045.99 is: 4,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,205.01 : 10,810.86 = 3,045.99 : x
  2. Step 2: Convert to fraction form
    7,205.01/10,810.86 = 3,045.99/x
  3. Step 3: Cross multiply
    7,205.01x = 10,810.86 × 3,045.99
  4. Step 4: Simplify right side
    7,205.01x = 32,929,771.45
  5. Step 5: Solve for x
    x = 32,929,771.45/7,205.01
  6. Step 6: Final answer
    x = 4,570.40

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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.