Home / 5,094.78-7,646.49-2,018.94

Finding the Fourth Proportional to 5,094.78, 7,646.49 and 2,018.94

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Solution

The fourth proportional to 5,094.78, 7,646.49 and 2,018.94 is: 3,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.78 : 7,646.49 = 2,018.94 : x
  2. Step 2: Convert to fraction form
    5,094.78/7,646.49 = 2,018.94/x
  3. Step 3: Cross multiply
    5,094.78x = 7,646.49 × 2,018.94
  4. Step 4: Simplify right side
    5,094.78x = 15,437,804.52
  5. Step 5: Solve for x
    x = 15,437,804.52/5,094.78
  6. Step 6: Final answer
    x = 3,030.12

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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.