Home / 7,253.64-10,010.07-4,109.63

Finding the Fourth Proportional to 7,253.64, 10,010.07 and 4,109.63

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Solution

The fourth proportional to 7,253.64, 10,010.07 and 4,109.63 is: 5,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.64 : 10,010.07 = 4,109.63 : x
  2. Step 2: Convert to fraction form
    7,253.64/10,010.07 = 4,109.63/x
  3. Step 3: Cross multiply
    7,253.64x = 10,010.07 × 4,109.63
  4. Step 4: Simplify right side
    7,253.64x = 41,137,633.92
  5. Step 5: Solve for x
    x = 41,137,633.92/7,253.64
  6. Step 6: Final answer
    x = 5,671.31

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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.