Home / 2,384.26-3,290.36-1,322.01

Finding the Fourth Proportional to 2,384.26, 3,290.36 and 1,322.01

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Solution

The fourth proportional to 2,384.26, 3,290.36 and 1,322.01 is: 1,824.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.26 : 3,290.36 = 1,322.01 : x
  2. Step 2: Convert to fraction form
    2,384.26/3,290.36 = 1,322.01/x
  3. Step 3: Cross multiply
    2,384.26x = 3,290.36 × 1,322.01
  4. Step 4: Simplify right side
    2,384.26x = 4,349,888.82
  5. Step 5: Solve for x
    x = 4,349,888.82/2,384.26
  6. Step 6: Final answer
    x = 1,824.42

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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.