Home / 1,880.63-2,798.82-1,818.35

Finding the Fourth Proportional to 1,880.63, 2,798.82 and 1,818.35

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Solution

The fourth proportional to 1,880.63, 2,798.82 and 1,818.35 is: 2,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.63 : 2,798.82 = 1,818.35 : x
  2. Step 2: Convert to fraction form
    1,880.63/2,798.82 = 1,818.35/x
  3. Step 3: Cross multiply
    1,880.63x = 2,798.82 × 1,818.35
  4. Step 4: Simplify right side
    1,880.63x = 5,089,225.26
  5. Step 5: Solve for x
    x = 5,089,225.26/1,880.63
  6. Step 6: Final answer
    x = 2,706.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.