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Finding the Fourth Proportional to 4,948.99, 7,424.29 and 2,351.05

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Solution

The fourth proportional to 4,948.99, 7,424.29 and 2,351.05 is: 3,526.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.99 : 7,424.29 = 2,351.05 : x
  2. Step 2: Convert to fraction form
    4,948.99/7,424.29 = 2,351.05/x
  3. Step 3: Cross multiply
    4,948.99x = 7,424.29 × 2,351.05
  4. Step 4: Simplify right side
    4,948.99x = 17,454,877.00
  5. Step 5: Solve for x
    x = 17,454,877.00/4,948.99
  6. Step 6: Final answer
    x = 3,526.96

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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.