Home / 8,974.05-12,384.02-4,995.24

Finding the Fourth Proportional to 8,974.05, 12,384.02 and 4,995.24

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Solution

The fourth proportional to 8,974.05, 12,384.02 and 4,995.24 is: 6,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.05 : 12,384.02 = 4,995.24 : x
  2. Step 2: Convert to fraction form
    8,974.05/12,384.02 = 4,995.24/x
  3. Step 3: Cross multiply
    8,974.05x = 12,384.02 × 4,995.24
  4. Step 4: Simplify right side
    8,974.05x = 61,861,127.09
  5. Step 5: Solve for x
    x = 61,861,127.09/8,974.05
  6. Step 6: Final answer
    x = 6,893.33

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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.