Home / 6,341.20-8,750.76-3,546.70

Finding the Fourth Proportional to 6,341.20, 8,750.76 and 3,546.70

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Solution

The fourth proportional to 6,341.20, 8,750.76 and 3,546.70 is: 4,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.20 : 8,750.76 = 3,546.70 : x
  2. Step 2: Convert to fraction form
    6,341.20/8,750.76 = 3,546.70/x
  3. Step 3: Cross multiply
    6,341.20x = 8,750.76 × 3,546.70
  4. Step 4: Simplify right side
    6,341.20x = 31,036,276.74
  5. Step 5: Solve for x
    x = 31,036,276.74/6,341.20
  6. Step 6: Final answer
    x = 4,894.39

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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.