Home / 7,824.25-10,795.77-4,638.55

Finding the Fourth Proportional to 7,824.25, 10,795.77 and 4,638.55

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Solution

The fourth proportional to 7,824.25, 10,795.77 and 4,638.55 is: 6,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.25 : 10,795.77 = 4,638.55 : x
  2. Step 2: Convert to fraction form
    7,824.25/10,795.77 = 4,638.55/x
  3. Step 3: Cross multiply
    7,824.25x = 10,795.77 × 4,638.55
  4. Step 4: Simplify right side
    7,824.25x = 50,076,718.93
  5. Step 5: Solve for x
    x = 50,076,718.93/7,824.25
  6. Step 6: Final answer
    x = 6,400.19

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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.