Home / 1,525.07-2,104.20-1,325.58

Finding the Fourth Proportional to 1,525.07, 2,104.20 and 1,325.58

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Solution

The fourth proportional to 1,525.07, 2,104.20 and 1,325.58 is: 1,828.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.07 : 2,104.20 = 1,325.58 : x
  2. Step 2: Convert to fraction form
    1,525.07/2,104.20 = 1,325.58/x
  3. Step 3: Cross multiply
    1,525.07x = 2,104.20 × 1,325.58
  4. Step 4: Simplify right side
    1,525.07x = 2,789,285.44
  5. Step 5: Solve for x
    x = 2,789,285.44/1,525.07
  6. Step 6: Final answer
    x = 1,828.96

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1.5x scale

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.