Home / 5,403.51-8,105.27-2,804.63

Finding the Fourth Proportional to 5,403.51, 8,105.27 and 2,804.63

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Solution

The fourth proportional to 5,403.51, 8,105.27 and 2,804.63 is: 4,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.51 : 8,105.27 = 2,804.63 : x
  2. Step 2: Convert to fraction form
    5,403.51/8,105.27 = 2,804.63/x
  3. Step 3: Cross multiply
    5,403.51x = 8,105.27 × 2,804.63
  4. Step 4: Simplify right side
    5,403.51x = 22,732,228.85
  5. Step 5: Solve for x
    x = 22,732,228.85/5,403.51
  6. Step 6: Final answer
    x = 4,206.94

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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.