Home / 2,898.03-4,342.95-1,665.81

Finding the Fourth Proportional to 2,898.03, 4,342.95 and 1,665.81

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Solution

The fourth proportional to 2,898.03, 4,342.95 and 1,665.81 is: 2,496.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.03 : 4,342.95 = 1,665.81 : x
  2. Step 2: Convert to fraction form
    2,898.03/4,342.95 = 1,665.81/x
  3. Step 3: Cross multiply
    2,898.03x = 4,342.95 × 1,665.81
  4. Step 4: Simplify right side
    2,898.03x = 7,234,529.54
  5. Step 5: Solve for x
    x = 7,234,529.54/2,898.03
  6. Step 6: Final answer
    x = 2,496.36

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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.