Home / 2,837.39-3,915.72-2,364.49

Finding the Fourth Proportional to 2,837.39, 3,915.72 and 2,364.49

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Solution

The fourth proportional to 2,837.39, 3,915.72 and 2,364.49 is: 3,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.39 : 3,915.72 = 2,364.49 : x
  2. Step 2: Convert to fraction form
    2,837.39/3,915.72 = 2,364.49/x
  3. Step 3: Cross multiply
    2,837.39x = 3,915.72 × 2,364.49
  4. Step 4: Simplify right side
    2,837.39x = 9,258,703.91
  5. Step 5: Solve for x
    x = 9,258,703.91/2,837.39
  6. Step 6: Final answer
    x = 3,263.11

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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.