Home / 1,525.24-2,104.86-904.60

Finding the Fourth Proportional to 1,525.24, 2,104.86 and 904.60

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Solution

The fourth proportional to 1,525.24, 2,104.86 and 904.60 is: 1,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.24 : 2,104.86 = 904.60 : x
  2. Step 2: Convert to fraction form
    1,525.24/2,104.86 = 904.60/x
  3. Step 3: Cross multiply
    1,525.24x = 2,104.86 × 904.60
  4. Step 4: Simplify right side
    1,525.24x = 1,904,056.36
  5. Step 5: Solve for x
    x = 1,904,056.36/1,525.24
  6. Step 6: Final answer
    x = 1,248.37

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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.