Home / 4,916.58-7,373.64-1,406.61

Finding the Fourth Proportional to 4,916.58, 7,373.64 and 1,406.61

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Solution

The fourth proportional to 4,916.58, 7,373.64 and 1,406.61 is: 2,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.58 : 7,373.64 = 1,406.61 : x
  2. Step 2: Convert to fraction form
    4,916.58/7,373.64 = 1,406.61/x
  3. Step 3: Cross multiply
    4,916.58x = 7,373.64 × 1,406.61
  4. Step 4: Simplify right side
    4,916.58x = 10,371,835.76
  5. Step 5: Solve for x
    x = 10,371,835.76/4,916.58
  6. Step 6: Final answer
    x = 2,109.56

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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.