Home / 8,975.37-12,386.01-4,997.42

Finding the Fourth Proportional to 8,975.37, 12,386.01 and 4,997.42

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Solution

The fourth proportional to 8,975.37, 12,386.01 and 4,997.42 is: 6,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.37 : 12,386.01 = 4,997.42 : x
  2. Step 2: Convert to fraction form
    8,975.37/12,386.01 = 4,997.42/x
  3. Step 3: Cross multiply
    8,975.37x = 12,386.01 × 4,997.42
  4. Step 4: Simplify right side
    8,975.37x = 61,898,106.32
  5. Step 5: Solve for x
    x = 61,898,106.32/8,975.37
  6. Step 6: Final answer
    x = 6,896.44

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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.