Home / 9,303.89-12,839.09-5,054.85

Finding the Fourth Proportional to 9,303.89, 12,839.09 and 5,054.85

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Solution

The fourth proportional to 9,303.89, 12,839.09 and 5,054.85 is: 6,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.89 : 12,839.09 = 5,054.85 : x
  2. Step 2: Convert to fraction form
    9,303.89/12,839.09 = 5,054.85/x
  3. Step 3: Cross multiply
    9,303.89x = 12,839.09 × 5,054.85
  4. Step 4: Simplify right side
    9,303.89x = 64,899,648.81
  5. Step 5: Solve for x
    x = 64,899,648.81/9,303.89
  6. Step 6: Final answer
    x = 6,975.54

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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.