Home / 6,916.66-10,374.99-1,722.53

Finding the Fourth Proportional to 6,916.66, 10,374.99 and 1,722.53

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Solution

The fourth proportional to 6,916.66, 10,374.99 and 1,722.53 is: 2,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.66 : 10,374.99 = 1,722.53 : x
  2. Step 2: Convert to fraction form
    6,916.66/10,374.99 = 1,722.53/x
  3. Step 3: Cross multiply
    6,916.66x = 10,374.99 × 1,722.53
  4. Step 4: Simplify right side
    6,916.66x = 17,871,231.52
  5. Step 5: Solve for x
    x = 17,871,231.52/6,916.66
  6. Step 6: Final answer
    x = 2,583.80

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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.