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Finding the Fourth Proportional to 7,404.63, 11,094.63 and 5,208.75

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Solution

The fourth proportional to 7,404.63, 11,094.63 and 5,208.75 is: 7,804.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.63 : 11,094.63 = 5,208.75 : x
  2. Step 2: Convert to fraction form
    7,404.63/11,094.63 = 5,208.75/x
  3. Step 3: Cross multiply
    7,404.63x = 11,094.63 × 5,208.75
  4. Step 4: Simplify right side
    7,404.63x = 57,789,154.01
  5. Step 5: Solve for x
    x = 57,789,154.01/7,404.63
  6. Step 6: Final answer
    x = 7,804.46

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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.