Home / 1,513.44-2,283.06-1,353.12

Finding the Fourth Proportional to 1,513.44, 2,283.06 and 1,353.12

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Solution

The fourth proportional to 1,513.44, 2,283.06 and 1,353.12 is: 2,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.44 : 2,283.06 = 1,353.12 : x
  2. Step 2: Convert to fraction form
    1,513.44/2,283.06 = 1,353.12/x
  3. Step 3: Cross multiply
    1,513.44x = 2,283.06 × 1,353.12
  4. Step 4: Simplify right side
    1,513.44x = 3,089,254.15
  5. Step 5: Solve for x
    x = 3,089,254.15/1,513.44
  6. Step 6: Final answer
    x = 2,041.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.