Home / 7,264.48-10,887.14-2,879.54

Finding the Fourth Proportional to 7,264.48, 10,887.14 and 2,879.54

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Solution

The fourth proportional to 7,264.48, 10,887.14 and 2,879.54 is: 4,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.48 : 10,887.14 = 2,879.54 : x
  2. Step 2: Convert to fraction form
    7,264.48/10,887.14 = 2,879.54/x
  3. Step 3: Cross multiply
    7,264.48x = 10,887.14 × 2,879.54
  4. Step 4: Simplify right side
    7,264.48x = 31,349,955.12
  5. Step 5: Solve for x
    x = 31,349,955.12/7,264.48
  6. Step 6: Final answer
    x = 4,315.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.