Home / 3,018.42-4,157.96-2,624.76

Finding the Fourth Proportional to 3,018.42, 4,157.96 and 2,624.76

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Solution

The fourth proportional to 3,018.42, 4,157.96 and 2,624.76 is: 3,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.42 : 4,157.96 = 2,624.76 : x
  2. Step 2: Convert to fraction form
    3,018.42/4,157.96 = 2,624.76/x
  3. Step 3: Cross multiply
    3,018.42x = 4,157.96 × 2,624.76
  4. Step 4: Simplify right side
    3,018.42x = 10,913,647.09
  5. Step 5: Solve for x
    x = 10,913,647.09/3,018.42
  6. Step 6: Final answer
    x = 3,615.68

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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.