Home / 2,316.74-3,197.07-1,322.06

Finding the Fourth Proportional to 2,316.74, 3,197.07 and 1,322.06

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Solution

The fourth proportional to 2,316.74, 3,197.07 and 1,322.06 is: 1,824.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.74 : 3,197.07 = 1,322.06 : x
  2. Step 2: Convert to fraction form
    2,316.74/3,197.07 = 1,322.06/x
  3. Step 3: Cross multiply
    2,316.74x = 3,197.07 × 1,322.06
  4. Step 4: Simplify right side
    2,316.74x = 4,226,702.38
  5. Step 5: Solve for x
    x = 4,226,702.38/2,316.74
  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.