Home / 4,540.40-6,263.70-2,860.64

Finding the Fourth Proportional to 4,540.40, 6,263.70 and 2,860.64

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Solution

The fourth proportional to 4,540.40, 6,263.70 and 2,860.64 is: 3,946.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.40 : 6,263.70 = 2,860.64 : x
  2. Step 2: Convert to fraction form
    4,540.40/6,263.70 = 2,860.64/x
  3. Step 3: Cross multiply
    4,540.40x = 6,263.70 × 2,860.64
  4. Step 4: Simplify right side
    4,540.40x = 17,918,190.77
  5. Step 5: Solve for x
    x = 17,918,190.77/4,540.40
  6. Step 6: Final answer
    x = 3,946.39

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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.