Home / 8,527.63-12,795.18-2,984.98

Finding the Fourth Proportional to 8,527.63, 12,795.18 and 2,984.98

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Solution

The fourth proportional to 8,527.63, 12,795.18 and 2,984.98 is: 4,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.63 : 12,795.18 = 2,984.98 : x
  2. Step 2: Convert to fraction form
    8,527.63/12,795.18 = 2,984.98/x
  3. Step 3: Cross multiply
    8,527.63x = 12,795.18 × 2,984.98
  4. Step 4: Simplify right side
    8,527.63x = 38,193,356.40
  5. Step 5: Solve for x
    x = 38,193,356.40/8,527.63
  6. Step 6: Final answer
    x = 4,478.78

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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.