Home / 4,463.12-6,693.72-2,820.56

Finding the Fourth Proportional to 4,463.12, 6,693.72 and 2,820.56

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Solution

The fourth proportional to 4,463.12, 6,693.72 and 2,820.56 is: 4,230.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,463.12 : 6,693.72 = 2,820.56 : x
  2. Step 2: Convert to fraction form
    4,463.12/6,693.72 = 2,820.56/x
  3. Step 3: Cross multiply
    4,463.12x = 6,693.72 × 2,820.56
  4. Step 4: Simplify right side
    4,463.12x = 18,880,038.88
  5. Step 5: Solve for x
    x = 18,880,038.88/4,463.12
  6. Step 6: Final answer
    x = 4,230.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.