Home / 4,160.64-6,237.69-2,079.57

Finding the Fourth Proportional to 4,160.64, 6,237.69 and 2,079.57

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Solution

The fourth proportional to 4,160.64, 6,237.69 and 2,079.57 is: 3,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.64 : 6,237.69 = 2,079.57 : x
  2. Step 2: Convert to fraction form
    4,160.64/6,237.69 = 2,079.57/x
  3. Step 3: Cross multiply
    4,160.64x = 6,237.69 × 2,079.57
  4. Step 4: Simplify right side
    4,160.64x = 12,971,712.99
  5. Step 5: Solve for x
    x = 12,971,712.99/4,160.64
  6. Step 6: Final answer
    x = 3,117.72

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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.