Home / 1,873.48-2,803.56-1,818.04

Finding the Fourth Proportional to 1,873.48, 2,803.56 and 1,818.04

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Solution

The fourth proportional to 1,873.48, 2,803.56 and 1,818.04 is: 2,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.48 : 2,803.56 = 1,818.04 : x
  2. Step 2: Convert to fraction form
    1,873.48/2,803.56 = 1,818.04/x
  3. Step 3: Cross multiply
    1,873.48x = 2,803.56 × 1,818.04
  4. Step 4: Simplify right side
    1,873.48x = 5,096,984.22
  5. Step 5: Solve for x
    x = 5,096,984.22/1,873.48
  6. Step 6: Final answer
    x = 2,720.60

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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.