Home / 2,876.08-4,313.22-1,907.32

Finding the Fourth Proportional to 2,876.08, 4,313.22 and 1,907.32

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Solution

The fourth proportional to 2,876.08, 4,313.22 and 1,907.32 is: 2,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876.08 : 4,313.22 = 1,907.32 : x
  2. Step 2: Convert to fraction form
    2,876.08/4,313.22 = 1,907.32/x
  3. Step 3: Cross multiply
    2,876.08x = 4,313.22 × 1,907.32
  4. Step 4: Simplify right side
    2,876.08x = 8,226,690.77
  5. Step 5: Solve for x
    x = 8,226,690.77/2,876.08
  6. Step 6: Final answer
    x = 2,860.38

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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.