Home / 8,825.63-12,180.44-5,099.63

Finding the Fourth Proportional to 8,825.63, 12,180.44 and 5,099.63

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Solution

The fourth proportional to 8,825.63, 12,180.44 and 5,099.63 is: 7,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.63 : 12,180.44 = 5,099.63 : x
  2. Step 2: Convert to fraction form
    8,825.63/12,180.44 = 5,099.63/x
  3. Step 3: Cross multiply
    8,825.63x = 12,180.44 × 5,099.63
  4. Step 4: Simplify right side
    8,825.63x = 62,115,689.08
  5. Step 5: Solve for x
    x = 62,115,689.08/8,825.63
  6. Step 6: Final answer
    x = 7,038.11

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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.