Home / 4,188.34-6,245.93-3,670.72

Finding the Fourth Proportional to 4,188.34, 6,245.93 and 3,670.72

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Solution

The fourth proportional to 4,188.34, 6,245.93 and 3,670.72 is: 5,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.34 : 6,245.93 = 3,670.72 : x
  2. Step 2: Convert to fraction form
    4,188.34/6,245.93 = 3,670.72/x
  3. Step 3: Cross multiply
    4,188.34x = 6,245.93 × 3,670.72
  4. Step 4: Simplify right side
    4,188.34x = 22,927,060.17
  5. Step 5: Solve for x
    x = 22,927,060.17/4,188.34
  6. Step 6: Final answer
    x = 5,474.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.