Home / 4,599.36-6,900.48-1,678.56

Finding the Fourth Proportional to 4,599.36, 6,900.48 and 1,678.56

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Solution

The fourth proportional to 4,599.36, 6,900.48 and 1,678.56 is: 2,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,599.36 : 6,900.48 = 1,678.56 : x
  2. Step 2: Convert to fraction form
    4,599.36/6,900.48 = 1,678.56/x
  3. Step 3: Cross multiply
    4,599.36x = 6,900.48 × 1,678.56
  4. Step 4: Simplify right side
    4,599.36x = 11,582,869.71
  5. Step 5: Solve for x
    x = 11,582,869.71/4,599.36
  6. Step 6: Final answer
    x = 2,518.37

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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.