Home / 1,495.36-2,239.56-1,443.45

Finding the Fourth Proportional to 1,495.36, 2,239.56 and 1,443.45

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Solution

The fourth proportional to 1,495.36, 2,239.56 and 1,443.45 is: 2,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.36 : 2,239.56 = 1,443.45 : x
  2. Step 2: Convert to fraction form
    1,495.36/2,239.56 = 1,443.45/x
  3. Step 3: Cross multiply
    1,495.36x = 2,239.56 × 1,443.45
  4. Step 4: Simplify right side
    1,495.36x = 3,232,692.88
  5. Step 5: Solve for x
    x = 3,232,692.88/1,495.36
  6. Step 6: Final answer
    x = 2,161.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.