Home / 5,225.11-7,828.25-5,114.39

Finding the Fourth Proportional to 5,225.11, 7,828.25 and 5,114.39

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Solution

The fourth proportional to 5,225.11, 7,828.25 and 5,114.39 is: 7,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.11 : 7,828.25 = 5,114.39 : x
  2. Step 2: Convert to fraction form
    5,225.11/7,828.25 = 5,114.39/x
  3. Step 3: Cross multiply
    5,225.11x = 7,828.25 × 5,114.39
  4. Step 4: Simplify right side
    5,225.11x = 40,036,702.84
  5. Step 5: Solve for x
    x = 40,036,702.84/5,225.11
  6. Step 6: Final answer
    x = 7,662.37

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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.