Home / 11,277.81-15,563.16-6,242.03

Finding the Fourth Proportional to 11,277.81, 15,563.16 and 6,242.03

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Solution

The fourth proportional to 11,277.81, 15,563.16 and 6,242.03 is: 8,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.81 : 15,563.16 = 6,242.03 : x
  2. Step 2: Convert to fraction form
    11,277.81/15,563.16 = 6,242.03/x
  3. Step 3: Cross multiply
    11,277.81x = 15,563.16 × 6,242.03
  4. Step 4: Simplify right side
    11,277.81x = 97,145,711.61
  5. Step 5: Solve for x
    x = 97,145,711.61/11,277.81
  6. Step 6: Final answer
    x = 8,613.88

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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.