Home / 6,501.94-8,972.60-3,517.70

Finding the Fourth Proportional to 6,501.94, 8,972.60 and 3,517.70

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Solution

The fourth proportional to 6,501.94, 8,972.60 and 3,517.70 is: 4,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.94 : 8,972.60 = 3,517.70 : x
  2. Step 2: Convert to fraction form
    6,501.94/8,972.60 = 3,517.70/x
  3. Step 3: Cross multiply
    6,501.94x = 8,972.60 × 3,517.70
  4. Step 4: Simplify right side
    6,501.94x = 31,562,938.17
  5. Step 5: Solve for x
    x = 31,562,938.17/6,501.94
  6. Step 6: Final answer
    x = 4,854.39

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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.