Home / 3,099.70-4,646.53-1,018.27

Finding the Fourth Proportional to 3,099.70, 4,646.53 and 1,018.27

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Solution

The fourth proportional to 3,099.70, 4,646.53 and 1,018.27 is: 1,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.70 : 4,646.53 = 1,018.27 : x
  2. Step 2: Convert to fraction form
    3,099.70/4,646.53 = 1,018.27/x
  3. Step 3: Cross multiply
    3,099.70x = 4,646.53 × 1,018.27
  4. Step 4: Simplify right side
    3,099.70x = 4,731,422.10
  5. Step 5: Solve for x
    x = 4,731,422.10/3,099.70
  6. Step 6: Final answer
    x = 1,526.41

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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.