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Finding the Fourth Proportional to 6,580.77, 9,869.29 and 1,835.84

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Solution

The fourth proportional to 6,580.77, 9,869.29 and 1,835.84 is: 2,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.77 : 9,869.29 = 1,835.84 : x
  2. Step 2: Convert to fraction form
    6,580.77/9,869.29 = 1,835.84/x
  3. Step 3: Cross multiply
    6,580.77x = 9,869.29 × 1,835.84
  4. Step 4: Simplify right side
    6,580.77x = 18,118,440.01
  5. Step 5: Solve for x
    x = 18,118,440.01/6,580.77
  6. Step 6: Final answer
    x = 2,753.24

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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.