Home / 2,704.56-4,053.18-1,403.40

Finding the Fourth Proportional to 2,704.56, 4,053.18 and 1,403.40

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Solution

The fourth proportional to 2,704.56, 4,053.18 and 1,403.40 is: 2,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.56 : 4,053.18 = 1,403.40 : x
  2. Step 2: Convert to fraction form
    2,704.56/4,053.18 = 1,403.40/x
  3. Step 3: Cross multiply
    2,704.56x = 4,053.18 × 1,403.40
  4. Step 4: Simplify right side
    2,704.56x = 5,688,232.81
  5. Step 5: Solve for x
    x = 5,688,232.81/2,704.56
  6. Step 6: Final answer
    x = 2,103.20

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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.