Home / 4,002.37-6,006.39-1,405.51

Finding the Fourth Proportional to 4,002.37, 6,006.39 and 1,405.51

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Solution

The fourth proportional to 4,002.37, 6,006.39 and 1,405.51 is: 2,109.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.37 : 6,006.39 = 1,405.51 : x
  2. Step 2: Convert to fraction form
    4,002.37/6,006.39 = 1,405.51/x
  3. Step 3: Cross multiply
    4,002.37x = 6,006.39 × 1,405.51
  4. Step 4: Simplify right side
    4,002.37x = 8,442,041.21
  5. Step 5: Solve for x
    x = 8,442,041.21/4,002.37
  6. Step 6: Final answer
    x = 2,109.26

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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.