Home / 2,886.21-4,319.49-1,846.92

Finding the Fourth Proportional to 2,886.21, 4,319.49 and 1,846.92

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Solution

The fourth proportional to 2,886.21, 4,319.49 and 1,846.92 is: 2,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.21 : 4,319.49 = 1,846.92 : x
  2. Step 2: Convert to fraction form
    2,886.21/4,319.49 = 1,846.92/x
  3. Step 3: Cross multiply
    2,886.21x = 4,319.49 × 1,846.92
  4. Step 4: Simplify right side
    2,886.21x = 7,977,752.47
  5. Step 5: Solve for x
    x = 7,977,752.47/2,886.21
  6. Step 6: Final answer
    x = 2,764.09

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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.