Home / 5,038.44-7,554.16-1,918.68

Finding the Fourth Proportional to 5,038.44, 7,554.16 and 1,918.68

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Solution

The fourth proportional to 5,038.44, 7,554.16 and 1,918.68 is: 2,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.44 : 7,554.16 = 1,918.68 : x
  2. Step 2: Convert to fraction form
    5,038.44/7,554.16 = 1,918.68/x
  3. Step 3: Cross multiply
    5,038.44x = 7,554.16 × 1,918.68
  4. Step 4: Simplify right side
    5,038.44x = 14,494,015.71
  5. Step 5: Solve for x
    x = 14,494,015.71/5,038.44
  6. Step 6: Final answer
    x = 2,876.69

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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.