Home / 2,898.36-4,349.36-1,668.18

Finding the Fourth Proportional to 2,898.36, 4,349.36 and 1,668.18

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Solution

The fourth proportional to 2,898.36, 4,349.36 and 1,668.18 is: 2,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.36 : 4,349.36 = 1,668.18 : x
  2. Step 2: Convert to fraction form
    2,898.36/4,349.36 = 1,668.18/x
  3. Step 3: Cross multiply
    2,898.36x = 4,349.36 × 1,668.18
  4. Step 4: Simplify right side
    2,898.36x = 7,255,515.36
  5. Step 5: Solve for x
    x = 7,255,515.36/2,898.36
  6. Step 6: Final answer
    x = 2,503.32

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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.