Home / 11,223.81-16,846.13-5,681.07

Finding the Fourth Proportional to 11,223.81, 16,846.13 and 5,681.07

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Solution

The fourth proportional to 11,223.81, 16,846.13 and 5,681.07 is: 8,526.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.81 : 16,846.13 = 5,681.07 : x
  2. Step 2: Convert to fraction form
    11,223.81/16,846.13 = 5,681.07/x
  3. Step 3: Cross multiply
    11,223.81x = 16,846.13 × 5,681.07
  4. Step 4: Simplify right side
    11,223.81x = 95,704,043.76
  5. Step 5: Solve for x
    x = 95,704,043.76/11,223.81
  6. Step 6: Final answer
    x = 8,526.88

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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.