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Finding the Fourth Proportional to 2,916.69, 4,024.74 and 1,737.54

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Solution

The fourth proportional to 2,916.69, 4,024.74 and 1,737.54 is: 2,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.69 : 4,024.74 = 1,737.54 : x
  2. Step 2: Convert to fraction form
    2,916.69/4,024.74 = 1,737.54/x
  3. Step 3: Cross multiply
    2,916.69x = 4,024.74 × 1,737.54
  4. Step 4: Simplify right side
    2,916.69x = 6,993,146.74
  5. Step 5: Solve for x
    x = 6,993,146.74/2,916.69
  6. Step 6: Final answer
    x = 2,397.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.