Home / 8,020.02-12,013.71-6,544.50

Finding the Fourth Proportional to 8,020.02, 12,013.71 and 6,544.50

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Solution

The fourth proportional to 8,020.02, 12,013.71 and 6,544.50 is: 9,803.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.02 : 12,013.71 = 6,544.50 : x
  2. Step 2: Convert to fraction form
    8,020.02/12,013.71 = 6,544.50/x
  3. Step 3: Cross multiply
    8,020.02x = 12,013.71 × 6,544.50
  4. Step 4: Simplify right side
    8,020.02x = 78,623,725.10
  5. Step 5: Solve for x
    x = 78,623,725.10/8,020.02
  6. Step 6: Final answer
    x = 9,803.43

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1.5x scale

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.