Home / 7,254.28-10,010.94-4,111.08

Finding the Fourth Proportional to 7,254.28, 10,010.94 and 4,111.08

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Solution

The fourth proportional to 7,254.28, 10,010.94 and 4,111.08 is: 5,673.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.28 : 10,010.94 = 4,111.08 : x
  2. Step 2: Convert to fraction form
    7,254.28/10,010.94 = 4,111.08/x
  3. Step 3: Cross multiply
    7,254.28x = 10,010.94 × 4,111.08
  4. Step 4: Simplify right side
    7,254.28x = 41,155,775.22
  5. Step 5: Solve for x
    x = 41,155,775.22/7,254.28
  6. Step 6: Final answer
    x = 5,673.31

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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.