Home / 1,558.14-2,152.05-1,033.26

Finding the Fourth Proportional to 1,558.14, 2,152.05 and 1,033.26

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Solution

The fourth proportional to 1,558.14, 2,152.05 and 1,033.26 is: 1,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.14 : 2,152.05 = 1,033.26 : x
  2. Step 2: Convert to fraction form
    1,558.14/2,152.05 = 1,033.26/x
  3. Step 3: Cross multiply
    1,558.14x = 2,152.05 × 1,033.26
  4. Step 4: Simplify right side
    1,558.14x = 2,223,627.18
  5. Step 5: Solve for x
    x = 2,223,627.18/1,558.14
  6. Step 6: Final answer
    x = 1,427.10

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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.