Home / 2,322.02-3,203.97-1,535.63

Finding the Fourth Proportional to 2,322.02, 3,203.97 and 1,535.63

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Solution

The fourth proportional to 2,322.02, 3,203.97 and 1,535.63 is: 2,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.02 : 3,203.97 = 1,535.63 : x
  2. Step 2: Convert to fraction form
    2,322.02/3,203.97 = 1,535.63/x
  3. Step 3: Cross multiply
    2,322.02x = 3,203.97 × 1,535.63
  4. Step 4: Simplify right side
    2,322.02x = 4,920,112.45
  5. Step 5: Solve for x
    x = 4,920,112.45/2,322.02
  6. Step 6: Final answer
    x = 2,118.89

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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.