Home / 4,803.39-6,621.53-3,858.84

Finding the Fourth Proportional to 4,803.39, 6,621.53 and 3,858.84

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Solution

The fourth proportional to 4,803.39, 6,621.53 and 3,858.84 is: 5,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.39 : 6,621.53 = 3,858.84 : x
  2. Step 2: Convert to fraction form
    4,803.39/6,621.53 = 3,858.84/x
  3. Step 3: Cross multiply
    4,803.39x = 6,621.53 × 3,858.84
  4. Step 4: Simplify right side
    4,803.39x = 25,551,405.53
  5. Step 5: Solve for x
    x = 25,551,405.53/4,803.39
  6. Step 6: Final answer
    x = 5,319.45

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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.