Home / 9,291.42-13,929.84-4,608.14

Finding the Fourth Proportional to 9,291.42, 13,929.84 and 4,608.14

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Solution

The fourth proportional to 9,291.42, 13,929.84 and 4,608.14 is: 6,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.42 : 13,929.84 = 4,608.14 : x
  2. Step 2: Convert to fraction form
    9,291.42/13,929.84 = 4,608.14/x
  3. Step 3: Cross multiply
    9,291.42x = 13,929.84 × 4,608.14
  4. Step 4: Simplify right side
    9,291.42x = 64,190,583.25
  5. Step 5: Solve for x
    x = 64,190,583.25/9,291.42
  6. Step 6: Final answer
    x = 6,908.59

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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.