Home / 4,378.12-6,041.64-2,609.86

Finding the Fourth Proportional to 4,378.12, 6,041.64 and 2,609.86

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Solution

The fourth proportional to 4,378.12, 6,041.64 and 2,609.86 is: 3,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.12 : 6,041.64 = 2,609.86 : x
  2. Step 2: Convert to fraction form
    4,378.12/6,041.64 = 2,609.86/x
  3. Step 3: Cross multiply
    4,378.12x = 6,041.64 × 2,609.86
  4. Step 4: Simplify right side
    4,378.12x = 15,767,834.57
  5. Step 5: Solve for x
    x = 15,767,834.57/4,378.12
  6. Step 6: Final answer
    x = 3,601.51

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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.