Home / 4,005.36-5,527.44-2,605.68

Finding the Fourth Proportional to 4,005.36, 5,527.44 and 2,605.68

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Solution

The fourth proportional to 4,005.36, 5,527.44 and 2,605.68 is: 3,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.36 : 5,527.44 = 2,605.68 : x
  2. Step 2: Convert to fraction form
    4,005.36/5,527.44 = 2,605.68/x
  3. Step 3: Cross multiply
    4,005.36x = 5,527.44 × 2,605.68
  4. Step 4: Simplify right side
    4,005.36x = 14,402,739.86
  5. Step 5: Solve for x
    x = 14,402,739.86/4,005.36
  6. Step 6: Final answer
    x = 3,595.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.