Home / 2,916.30-4,027.01-2,500.77

Finding the Fourth Proportional to 2,916.30, 4,027.01 and 2,500.77

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Solution

The fourth proportional to 2,916.30, 4,027.01 and 2,500.77 is: 3,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.30 : 4,027.01 = 2,500.77 : x
  2. Step 2: Convert to fraction form
    2,916.30/4,027.01 = 2,500.77/x
  3. Step 3: Cross multiply
    2,916.30x = 4,027.01 × 2,500.77
  4. Step 4: Simplify right side
    2,916.30x = 10,070,642.12
  5. Step 5: Solve for x
    x = 10,070,642.12/2,916.30
  6. Step 6: Final answer
    x = 3,453.22

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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.