Home / 4,812.91-7,219.62-1,526.26

Finding the Fourth Proportional to 4,812.91, 7,219.62 and 1,526.26

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Solution

The fourth proportional to 4,812.91, 7,219.62 and 1,526.26 is: 2,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.91 : 7,219.62 = 1,526.26 : x
  2. Step 2: Convert to fraction form
    4,812.91/7,219.62 = 1,526.26/x
  3. Step 3: Cross multiply
    4,812.91x = 7,219.62 × 1,526.26
  4. Step 4: Simplify right side
    4,812.91x = 11,019,017.22
  5. Step 5: Solve for x
    x = 11,019,017.22/4,812.91
  6. Step 6: Final answer
    x = 2,289.47

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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.