Home / 2,779.06-3,835.08-1,600.18

Finding the Fourth Proportional to 2,779.06, 3,835.08 and 1,600.18

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Solution

The fourth proportional to 2,779.06, 3,835.08 and 1,600.18 is: 2,208.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779.06 : 3,835.08 = 1,600.18 : x
  2. Step 2: Convert to fraction form
    2,779.06/3,835.08 = 1,600.18/x
  3. Step 3: Cross multiply
    2,779.06x = 3,835.08 × 1,600.18
  4. Step 4: Simplify right side
    2,779.06x = 6,136,818.31
  5. Step 5: Solve for x
    x = 6,136,818.31/2,779.06
  6. Step 6: Final answer
    x = 2,208.24

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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.