Home / 1,808.48-2,499.36-1,632.80

Finding the Fourth Proportional to 1,808.48, 2,499.36 and 1,632.80

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Solution

The fourth proportional to 1,808.48, 2,499.36 and 1,632.80 is: 2,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808.48 : 2,499.36 = 1,632.80 : x
  2. Step 2: Convert to fraction form
    1,808.48/2,499.36 = 1,632.80/x
  3. Step 3: Cross multiply
    1,808.48x = 2,499.36 × 1,632.80
  4. Step 4: Simplify right side
    1,808.48x = 4,080,955.01
  5. Step 5: Solve for x
    x = 4,080,955.01/1,808.48
  6. Step 6: Final answer
    x = 2,256.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.