Home / 1,513.02-2,084.67-1,133.37

Finding the Fourth Proportional to 1,513.02, 2,084.67 and 1,133.37

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Solution

The fourth proportional to 1,513.02, 2,084.67 and 1,133.37 is: 1,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.02 : 2,084.67 = 1,133.37 : x
  2. Step 2: Convert to fraction form
    1,513.02/2,084.67 = 1,133.37/x
  3. Step 3: Cross multiply
    1,513.02x = 2,084.67 × 1,133.37
  4. Step 4: Simplify right side
    1,513.02x = 2,362,702.44
  5. Step 5: Solve for x
    x = 2,362,702.44/1,513.02
  6. Step 6: Final answer
    x = 1,561.58

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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.