Home / 4,003.48-6,005.18-1,406.36

Finding the Fourth Proportional to 4,003.48, 6,005.18 and 1,406.36

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Solution

The fourth proportional to 4,003.48, 6,005.18 and 1,406.36 is: 2,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.48 : 6,005.18 = 1,406.36 : x
  2. Step 2: Convert to fraction form
    4,003.48/6,005.18 = 1,406.36/x
  3. Step 3: Cross multiply
    4,003.48x = 6,005.18 × 1,406.36
  4. Step 4: Simplify right side
    4,003.48x = 8,445,444.94
  5. Step 5: Solve for x
    x = 8,445,444.94/4,003.48
  6. Step 6: Final answer
    x = 2,109.53

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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.