Home / 2,013.44-2,779.04-1,424.16

Finding the Fourth Proportional to 2,013.44, 2,779.04 and 1,424.16

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Solution

The fourth proportional to 2,013.44, 2,779.04 and 1,424.16 is: 1,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.44 : 2,779.04 = 1,424.16 : x
  2. Step 2: Convert to fraction form
    2,013.44/2,779.04 = 1,424.16/x
  3. Step 3: Cross multiply
    2,013.44x = 2,779.04 × 1,424.16
  4. Step 4: Simplify right side
    2,013.44x = 3,957,797.61
  5. Step 5: Solve for x
    x = 3,957,797.61/2,013.44
  6. Step 6: Final answer
    x = 1,965.69

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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.