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Finding the Fourth Proportional to 5,907.99, 8,855.90 and 2,622.63

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Solution

The fourth proportional to 5,907.99, 8,855.90 and 2,622.63 is: 3,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.99 : 8,855.90 = 2,622.63 : x
  2. Step 2: Convert to fraction form
    5,907.99/8,855.90 = 2,622.63/x
  3. Step 3: Cross multiply
    5,907.99x = 8,855.90 × 2,622.63
  4. Step 4: Simplify right side
    5,907.99x = 23,225,749.02
  5. Step 5: Solve for x
    x = 23,225,749.02/5,907.99
  6. Step 6: Final answer
    x = 3,931.24

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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.