Home / 8,146.02-11,237.46-5,630.70

Finding the Fourth Proportional to 8,146.02, 11,237.46 and 5,630.70

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Solution

The fourth proportional to 8,146.02, 11,237.46 and 5,630.70 is: 7,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.02 : 11,237.46 = 5,630.70 : x
  2. Step 2: Convert to fraction form
    8,146.02/11,237.46 = 5,630.70/x
  3. Step 3: Cross multiply
    8,146.02x = 11,237.46 × 5,630.70
  4. Step 4: Simplify right side
    8,146.02x = 63,274,766.02
  5. Step 5: Solve for x
    x = 63,274,766.02/8,146.02
  6. Step 6: Final answer
    x = 7,767.57

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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.