Home / 1,583.48-2,184.02-1,085.56

Finding the Fourth Proportional to 1,583.48, 2,184.02 and 1,085.56

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Solution

The fourth proportional to 1,583.48, 2,184.02 and 1,085.56 is: 1,497.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.48 : 2,184.02 = 1,085.56 : x
  2. Step 2: Convert to fraction form
    1,583.48/2,184.02 = 1,085.56/x
  3. Step 3: Cross multiply
    1,583.48x = 2,184.02 × 1,085.56
  4. Step 4: Simplify right side
    1,583.48x = 2,370,884.75
  5. Step 5: Solve for x
    x = 2,370,884.75/1,583.48
  6. Step 6: Final answer
    x = 1,497.26

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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.