Home / 11,290.67-16,929.32-4,625.18

Finding the Fourth Proportional to 11,290.67, 16,929.32 and 4,625.18

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Solution

The fourth proportional to 11,290.67, 16,929.32 and 4,625.18 is: 6,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.67 : 16,929.32 = 4,625.18 : x
  2. Step 2: Convert to fraction form
    11,290.67/16,929.32 = 4,625.18/x
  3. Step 3: Cross multiply
    11,290.67x = 16,929.32 × 4,625.18
  4. Step 4: Simplify right side
    11,290.67x = 78,301,152.28
  5. Step 5: Solve for x
    x = 78,301,152.28/11,290.67
  6. Step 6: Final answer
    x = 6,935.03

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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.