Home / 6,718.40-10,077.60-2,335.85

Finding the Fourth Proportional to 6,718.40, 10,077.60 and 2,335.85

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Solution

The fourth proportional to 6,718.40, 10,077.60 and 2,335.85 is: 3,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.40 : 10,077.60 = 2,335.85 : x
  2. Step 2: Convert to fraction form
    6,718.40/10,077.60 = 2,335.85/x
  3. Step 3: Cross multiply
    6,718.40x = 10,077.60 × 2,335.85
  4. Step 4: Simplify right side
    6,718.40x = 23,539,711.57
  5. Step 5: Solve for x
    x = 23,539,711.57/6,718.40
  6. Step 6: Final answer
    x = 3,503.77

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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.