Home / 4,812.82-7,219.58-1,526.14

Finding the Fourth Proportional to 4,812.82, 7,219.58 and 1,526.14

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Solution

The fourth proportional to 4,812.82, 7,219.58 and 1,526.14 is: 2,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.82 : 7,219.58 = 1,526.14 : x
  2. Step 2: Convert to fraction form
    4,812.82/7,219.58 = 1,526.14/x
  3. Step 3: Cross multiply
    4,812.82x = 7,219.58 × 1,526.14
  4. Step 4: Simplify right side
    4,812.82x = 11,018,089.82
  5. Step 5: Solve for x
    x = 11,018,089.82/4,812.82
  6. Step 6: Final answer
    x = 2,289.32

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Double scale
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Similar ratio
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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.