Home / 2,916.23-4,365.92-2,615.77

Finding the Fourth Proportional to 2,916.23, 4,365.92 and 2,615.77

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Solution

The fourth proportional to 2,916.23, 4,365.92 and 2,615.77 is: 3,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.23 : 4,365.92 = 2,615.77 : x
  2. Step 2: Convert to fraction form
    2,916.23/4,365.92 = 2,615.77/x
  3. Step 3: Cross multiply
    2,916.23x = 4,365.92 × 2,615.77
  4. Step 4: Simplify right side
    2,916.23x = 11,420,242.56
  5. Step 5: Solve for x
    x = 11,420,242.56/2,916.23
  6. Step 6: Final answer
    x = 3,916.10

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1.5x scale

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.