Home / 3,038.86-4,559.42-1,284.32

Finding the Fourth Proportional to 3,038.86, 4,559.42 and 1,284.32

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Solution

The fourth proportional to 3,038.86, 4,559.42 and 1,284.32 is: 1,926.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.86 : 4,559.42 = 1,284.32 : x
  2. Step 2: Convert to fraction form
    3,038.86/4,559.42 = 1,284.32/x
  3. Step 3: Cross multiply
    3,038.86x = 4,559.42 × 1,284.32
  4. Step 4: Simplify right side
    3,038.86x = 5,855,754.29
  5. Step 5: Solve for x
    x = 5,855,754.29/3,038.86
  6. Step 6: Final answer
    x = 1,926.96

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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.