Home / 10,842.21-14,962.59-6,126.80

Finding the Fourth Proportional to 10,842.21, 14,962.59 and 6,126.80

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Solution

The fourth proportional to 10,842.21, 14,962.59 and 6,126.80 is: 8,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.21 : 14,962.59 = 6,126.80 : x
  2. Step 2: Convert to fraction form
    10,842.21/14,962.59 = 6,126.80/x
  3. Step 3: Cross multiply
    10,842.21x = 14,962.59 × 6,126.80
  4. Step 4: Simplify right side
    10,842.21x = 91,672,796.41
  5. Step 5: Solve for x
    x = 91,672,796.41/10,842.21
  6. Step 6: Final answer
    x = 8,455.18

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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.