Home / 1,822.32-2,515.03-1,025.95

Finding the Fourth Proportional to 1,822.32, 2,515.03 and 1,025.95

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Solution

The fourth proportional to 1,822.32, 2,515.03 and 1,025.95 is: 1,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.32 : 2,515.03 = 1,025.95 : x
  2. Step 2: Convert to fraction form
    1,822.32/2,515.03 = 1,025.95/x
  3. Step 3: Cross multiply
    1,822.32x = 2,515.03 × 1,025.95
  4. Step 4: Simplify right side
    1,822.32x = 2,580,285.26
  5. Step 5: Solve for x
    x = 2,580,285.26/1,822.32
  6. Step 6: Final answer
    x = 1,415.93

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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.