Home / 8,504.37-12,756.59-2,957.76

Finding the Fourth Proportional to 8,504.37, 12,756.59 and 2,957.76

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Solution

The fourth proportional to 8,504.37, 12,756.59 and 2,957.76 is: 4,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.37 : 12,756.59 = 2,957.76 : x
  2. Step 2: Convert to fraction form
    8,504.37/12,756.59 = 2,957.76/x
  3. Step 3: Cross multiply
    8,504.37x = 12,756.59 × 2,957.76
  4. Step 4: Simplify right side
    8,504.37x = 37,730,931.64
  5. Step 5: Solve for x
    x = 37,730,931.64/8,504.37
  6. Step 6: Final answer
    x = 4,436.65

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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.