Home / 1,719.23-2,580.05-1,025.46

Finding the Fourth Proportional to 1,719.23, 2,580.05 and 1,025.46

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Solution

The fourth proportional to 1,719.23, 2,580.05 and 1,025.46 is: 1,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.23 : 2,580.05 = 1,025.46 : x
  2. Step 2: Convert to fraction form
    1,719.23/2,580.05 = 1,025.46/x
  3. Step 3: Cross multiply
    1,719.23x = 2,580.05 × 1,025.46
  4. Step 4: Simplify right side
    1,719.23x = 2,645,740.64
  5. Step 5: Solve for x
    x = 2,645,740.64/1,719.23
  6. Step 6: Final answer
    x = 1,538.91

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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.