Home / 1,532.33-2,113.15-1,029.32

Finding the Fourth Proportional to 1,532.33, 2,113.15 and 1,029.32

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Solution

The fourth proportional to 1,532.33, 2,113.15 and 1,029.32 is: 1,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.33 : 2,113.15 = 1,029.32 : x
  2. Step 2: Convert to fraction form
    1,532.33/2,113.15 = 1,029.32/x
  3. Step 3: Cross multiply
    1,532.33x = 2,113.15 × 1,029.32
  4. Step 4: Simplify right side
    1,532.33x = 2,175,102.41
  5. Step 5: Solve for x
    x = 2,175,102.41/1,532.33
  6. Step 6: Final answer
    x = 1,419.47

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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.