Home / 1,525.58-2,292.42-1,427.16

Finding the Fourth Proportional to 1,525.58, 2,292.42 and 1,427.16

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Solution

The fourth proportional to 1,525.58, 2,292.42 and 1,427.16 is: 2,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.58 : 2,292.42 = 1,427.16 : x
  2. Step 2: Convert to fraction form
    1,525.58/2,292.42 = 1,427.16/x
  3. Step 3: Cross multiply
    1,525.58x = 2,292.42 × 1,427.16
  4. Step 4: Simplify right side
    1,525.58x = 3,271,650.13
  5. Step 5: Solve for x
    x = 3,271,650.13/1,525.58
  6. Step 6: Final answer
    x = 2,144.53

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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.