Home / 4,511.76-6,767.64-1,913.01

Finding the Fourth Proportional to 4,511.76, 6,767.64 and 1,913.01

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Solution

The fourth proportional to 4,511.76, 6,767.64 and 1,913.01 is: 2,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.76 : 6,767.64 = 1,913.01 : x
  2. Step 2: Convert to fraction form
    4,511.76/6,767.64 = 1,913.01/x
  3. Step 3: Cross multiply
    4,511.76x = 6,767.64 × 1,913.01
  4. Step 4: Simplify right side
    4,511.76x = 12,946,563.00
  5. Step 5: Solve for x
    x = 12,946,563.00/4,511.76
  6. Step 6: Final answer
    x = 2,869.52

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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.