Home / 4,659.94-6,989.98-1,373.12

Finding the Fourth Proportional to 4,659.94, 6,989.98 and 1,373.12

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Solution

The fourth proportional to 4,659.94, 6,989.98 and 1,373.12 is: 2,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.94 : 6,989.98 = 1,373.12 : x
  2. Step 2: Convert to fraction form
    4,659.94/6,989.98 = 1,373.12/x
  3. Step 3: Cross multiply
    4,659.94x = 6,989.98 × 1,373.12
  4. Step 4: Simplify right side
    4,659.94x = 9,598,081.34
  5. Step 5: Solve for x
    x = 9,598,081.34/4,659.94
  6. Step 6: Final answer
    x = 2,059.70

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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.