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Finding the Fourth Proportional to 4,998.99, 6,848.55 and 4,812.03

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Solution

The fourth proportional to 4,998.99, 6,848.55 and 4,812.03 is: 6,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.99 : 6,848.55 = 4,812.03 : x
  2. Step 2: Convert to fraction form
    4,998.99/6,848.55 = 4,812.03/x
  3. Step 3: Cross multiply
    4,998.99x = 6,848.55 × 4,812.03
  4. Step 4: Simplify right side
    4,998.99x = 32,955,428.06
  5. Step 5: Solve for x
    x = 32,955,428.06/4,998.99
  6. Step 6: Final answer
    x = 6,592.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.