Home / 11,323.17-15,625.74-6,287.09

Finding the Fourth Proportional to 11,323.17, 15,625.74 and 6,287.09

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Solution

The fourth proportional to 11,323.17, 15,625.74 and 6,287.09 is: 8,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.17 : 15,625.74 = 6,287.09 : x
  2. Step 2: Convert to fraction form
    11,323.17/15,625.74 = 6,287.09/x
  3. Step 3: Cross multiply
    11,323.17x = 15,625.74 × 6,287.09
  4. Step 4: Simplify right side
    11,323.17x = 98,240,433.70
  5. Step 5: Solve for x
    x = 98,240,433.70/11,323.17
  6. Step 6: Final answer
    x = 8,676.05

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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.