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Finding the Fourth Proportional to 5,907.96, 8,152.90 and 3,670.76

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Solution

The fourth proportional to 5,907.96, 8,152.90 and 3,670.76 is: 5,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.96 : 8,152.90 = 3,670.76 : x
  2. Step 2: Convert to fraction form
    5,907.96/8,152.90 = 3,670.76/x
  3. Step 3: Cross multiply
    5,907.96x = 8,152.90 × 3,670.76
  4. Step 4: Simplify right side
    5,907.96x = 29,927,339.20
  5. Step 5: Solve for x
    x = 29,927,339.20/5,907.96
  6. Step 6: Final answer
    x = 5,065.60

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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.