Home / 7,254.30-10,010.91-4,111.08

Finding the Fourth Proportional to 7,254.30, 10,010.91 and 4,111.08

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Solution

The fourth proportional to 7,254.30, 10,010.91 and 4,111.08 is: 5,673.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.30 : 10,010.91 = 4,111.08 : x
  2. Step 2: Convert to fraction form
    7,254.30/10,010.91 = 4,111.08/x
  3. Step 3: Cross multiply
    7,254.30x = 10,010.91 × 4,111.08
  4. Step 4: Simplify right side
    7,254.30x = 41,155,651.88
  5. Step 5: Solve for x
    x = 41,155,651.88/7,254.30
  6. Step 6: Final answer
    x = 5,673.28

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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.