Home / 10,837.55-16,259.60-7,681.09

Finding the Fourth Proportional to 10,837.55, 16,259.60 and 7,681.09

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Solution

The fourth proportional to 10,837.55, 16,259.60 and 7,681.09 is: 11,523.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837.55 : 16,259.60 = 7,681.09 : x
  2. Step 2: Convert to fraction form
    10,837.55/16,259.60 = 7,681.09/x
  3. Step 3: Cross multiply
    10,837.55x = 16,259.60 × 7,681.09
  4. Step 4: Simplify right side
    10,837.55x = 124,891,450.46
  5. Step 5: Solve for x
    x = 124,891,450.46/10,837.55
  6. Step 6: Final answer
    x = 11,523.96

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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.