Home / 8,943.44-12,340.64-4,964.59

Finding the Fourth Proportional to 8,943.44, 12,340.64 and 4,964.59

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Solution

The fourth proportional to 8,943.44, 12,340.64 and 4,964.59 is: 6,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.44 : 12,340.64 = 4,964.59 : x
  2. Step 2: Convert to fraction form
    8,943.44/12,340.64 = 4,964.59/x
  3. Step 3: Cross multiply
    8,943.44x = 12,340.64 × 4,964.59
  4. Step 4: Simplify right side
    8,943.44x = 61,266,131.41
  5. Step 5: Solve for x
    x = 61,266,131.41/8,943.44
  6. Step 6: Final answer
    x = 6,850.40

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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.