Home / 7,297.87-10,946.81-2,916.35

Finding the Fourth Proportional to 7,297.87, 10,946.81 and 2,916.35

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Solution

The fourth proportional to 7,297.87, 10,946.81 and 2,916.35 is: 4,374.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.87 : 10,946.81 = 2,916.35 : x
  2. Step 2: Convert to fraction form
    7,297.87/10,946.81 = 2,916.35/x
  3. Step 3: Cross multiply
    7,297.87x = 10,946.81 × 2,916.35
  4. Step 4: Simplify right side
    7,297.87x = 31,924,772.22
  5. Step 5: Solve for x
    x = 31,924,772.22/7,297.87
  6. Step 6: Final answer
    x = 4,374.53

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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.