Home / 10,839.06-14,968.53-9,257.94

Finding the Fourth Proportional to 10,839.06, 14,968.53 and 9,257.94

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Solution

The fourth proportional to 10,839.06, 14,968.53 and 9,257.94 is: 12,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.06 : 14,968.53 = 9,257.94 : x
  2. Step 2: Convert to fraction form
    10,839.06/14,968.53 = 9,257.94/x
  3. Step 3: Cross multiply
    10,839.06x = 14,968.53 × 9,257.94
  4. Step 4: Simplify right side
    10,839.06x = 138,577,752.63
  5. Step 5: Solve for x
    x = 138,577,752.63/10,839.06
  6. Step 6: Final answer
    x = 12,785.03

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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.