Home / 4,803.89-6,630.01-2,815.24

Finding the Fourth Proportional to 4,803.89, 6,630.01 and 2,815.24

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Solution

The fourth proportional to 4,803.89, 6,630.01 and 2,815.24 is: 3,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.89 : 6,630.01 = 2,815.24 : x
  2. Step 2: Convert to fraction form
    4,803.89/6,630.01 = 2,815.24/x
  3. Step 3: Cross multiply
    4,803.89x = 6,630.01 × 2,815.24
  4. Step 4: Simplify right side
    4,803.89x = 18,665,069.35
  5. Step 5: Solve for x
    x = 18,665,069.35/4,803.89
  6. Step 6: Final answer
    x = 3,885.41

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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.