Home / 2,916.52-4,025.24-1,855.16

Finding the Fourth Proportional to 2,916.52, 4,025.24 and 1,855.16

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Solution

The fourth proportional to 2,916.52, 4,025.24 and 1,855.16 is: 2,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.52 : 4,025.24 = 1,855.16 : x
  2. Step 2: Convert to fraction form
    2,916.52/4,025.24 = 1,855.16/x
  3. Step 3: Cross multiply
    2,916.52x = 4,025.24 × 1,855.16
  4. Step 4: Simplify right side
    2,916.52x = 7,467,464.24
  5. Step 5: Solve for x
    x = 7,467,464.24/2,916.52
  6. Step 6: Final answer
    x = 2,560.40

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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.