Home / 7,644.08-10,550.72-4,661.56

Finding the Fourth Proportional to 7,644.08, 10,550.72 and 4,661.56

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Solution

The fourth proportional to 7,644.08, 10,550.72 and 4,661.56 is: 6,434.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.08 : 10,550.72 = 4,661.56 : x
  2. Step 2: Convert to fraction form
    7,644.08/10,550.72 = 4,661.56/x
  3. Step 3: Cross multiply
    7,644.08x = 10,550.72 × 4,661.56
  4. Step 4: Simplify right side
    7,644.08x = 49,182,814.32
  5. Step 5: Solve for x
    x = 49,182,814.32/7,644.08
  6. Step 6: Final answer
    x = 6,434.11

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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.