Home / 1,529.58-2,109.60-1,063.02

Finding the Fourth Proportional to 1,529.58, 2,109.60 and 1,063.02

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Solution

The fourth proportional to 1,529.58, 2,109.60 and 1,063.02 is: 1,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.58 : 2,109.60 = 1,063.02 : x
  2. Step 2: Convert to fraction form
    1,529.58/2,109.60 = 1,063.02/x
  3. Step 3: Cross multiply
    1,529.58x = 2,109.60 × 1,063.02
  4. Step 4: Simplify right side
    1,529.58x = 2,242,546.99
  5. Step 5: Solve for x
    x = 2,242,546.99/1,529.58
  6. Step 6: Final answer
    x = 1,466.12

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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.