Home / 3,210.42-4,816.26-1,018.56

Finding the Fourth Proportional to 3,210.42, 4,816.26 and 1,018.56

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Solution

The fourth proportional to 3,210.42, 4,816.26 and 1,018.56 is: 1,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.42 : 4,816.26 = 1,018.56 : x
  2. Step 2: Convert to fraction form
    3,210.42/4,816.26 = 1,018.56/x
  3. Step 3: Cross multiply
    3,210.42x = 4,816.26 × 1,018.56
  4. Step 4: Simplify right side
    3,210.42x = 4,905,649.79
  5. Step 5: Solve for x
    x = 4,905,649.79/3,210.42
  6. Step 6: Final answer
    x = 1,528.04

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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.