Home / 1,822.10-2,515.05-1,232.62

Finding the Fourth Proportional to 1,822.10, 2,515.05 and 1,232.62

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Solution

The fourth proportional to 1,822.10, 2,515.05 and 1,232.62 is: 1,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.10 : 2,515.05 = 1,232.62 : x
  2. Step 2: Convert to fraction form
    1,822.10/2,515.05 = 1,232.62/x
  3. Step 3: Cross multiply
    1,822.10x = 2,515.05 × 1,232.62
  4. Step 4: Simplify right side
    1,822.10x = 3,100,094.64
  5. Step 5: Solve for x
    x = 3,100,094.64/1,822.10
  6. Step 6: Final answer
    x = 1,701.39

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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.