Home / 8,029.71-11,085.84-5,240.07

Finding the Fourth Proportional to 8,029.71, 11,085.84 and 5,240.07

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Solution

The fourth proportional to 8,029.71, 11,085.84 and 5,240.07 is: 7,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.71 : 11,085.84 = 5,240.07 : x
  2. Step 2: Convert to fraction form
    8,029.71/11,085.84 = 5,240.07/x
  3. Step 3: Cross multiply
    8,029.71x = 11,085.84 × 5,240.07
  4. Step 4: Simplify right side
    8,029.71x = 58,090,577.61
  5. Step 5: Solve for x
    x = 58,090,577.61/8,029.71
  6. Step 6: Final answer
    x = 7,234.46

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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.