Home / 4,271.99-5,891.64-2,779.35

Finding the Fourth Proportional to 4,271.99, 5,891.64 and 2,779.35

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Solution

The fourth proportional to 4,271.99, 5,891.64 and 2,779.35 is: 3,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.99 : 5,891.64 = 2,779.35 : x
  2. Step 2: Convert to fraction form
    4,271.99/5,891.64 = 2,779.35/x
  3. Step 3: Cross multiply
    4,271.99x = 5,891.64 × 2,779.35
  4. Step 4: Simplify right side
    4,271.99x = 16,374,929.63
  5. Step 5: Solve for x
    x = 16,374,929.63/4,271.99
  6. Step 6: Final answer
    x = 3,833.10

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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.