Home / 1,826.62-2,520.93-1,040.74

Finding the Fourth Proportional to 1,826.62, 2,520.93 and 1,040.74

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Solution

The fourth proportional to 1,826.62, 2,520.93 and 1,040.74 is: 1,436.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.62 : 2,520.93 = 1,040.74 : x
  2. Step 2: Convert to fraction form
    1,826.62/2,520.93 = 1,040.74/x
  3. Step 3: Cross multiply
    1,826.62x = 2,520.93 × 1,040.74
  4. Step 4: Simplify right side
    1,826.62x = 2,623,632.69
  5. Step 5: Solve for x
    x = 2,623,632.69/1,826.62
  6. Step 6: Final answer
    x = 1,436.33

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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.