Home / 8,527.85-11,768.12-4,750.80

Finding the Fourth Proportional to 8,527.85, 11,768.12 and 4,750.80

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Solution

The fourth proportional to 8,527.85, 11,768.12 and 4,750.80 is: 6,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.85 : 11,768.12 = 4,750.80 : x
  2. Step 2: Convert to fraction form
    8,527.85/11,768.12 = 4,750.80/x
  3. Step 3: Cross multiply
    8,527.85x = 11,768.12 × 4,750.80
  4. Step 4: Simplify right side
    8,527.85x = 55,908,000.62
  5. Step 5: Solve for x
    x = 55,908,000.62/8,527.85
  6. Step 6: Final answer
    x = 6,555.93

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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.