Home / 11,133.42-15,363.81-6,353.27

Finding the Fourth Proportional to 11,133.42, 15,363.81 and 6,353.27

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Solution

The fourth proportional to 11,133.42, 15,363.81 and 6,353.27 is: 8,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.42 : 15,363.81 = 6,353.27 : x
  2. Step 2: Convert to fraction form
    11,133.42/15,363.81 = 6,353.27/x
  3. Step 3: Cross multiply
    11,133.42x = 15,363.81 × 6,353.27
  4. Step 4: Simplify right side
    11,133.42x = 97,610,483.48
  5. Step 5: Solve for x
    x = 97,610,483.48/11,133.42
  6. Step 6: Final answer
    x = 8,767.34

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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.