Home / 2,916.70-4,024.11-2,077.54

Finding the Fourth Proportional to 2,916.70, 4,024.11 and 2,077.54

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Solution

The fourth proportional to 2,916.70, 4,024.11 and 2,077.54 is: 2,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.70 : 4,024.11 = 2,077.54 : x
  2. Step 2: Convert to fraction form
    2,916.70/4,024.11 = 2,077.54/x
  3. Step 3: Cross multiply
    2,916.70x = 4,024.11 × 2,077.54
  4. Step 4: Simplify right side
    2,916.70x = 8,360,249.49
  5. Step 5: Solve for x
    x = 8,360,249.49/2,916.70
  6. Step 6: Final answer
    x = 2,866.34

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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.