Home / 10,887.12-16,330.32-5,959.08

Finding the Fourth Proportional to 10,887.12, 16,330.32 and 5,959.08

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Solution

The fourth proportional to 10,887.12, 16,330.32 and 5,959.08 is: 8,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.12 : 16,330.32 = 5,959.08 : x
  2. Step 2: Convert to fraction form
    10,887.12/16,330.32 = 5,959.08/x
  3. Step 3: Cross multiply
    10,887.12x = 16,330.32 × 5,959.08
  4. Step 4: Simplify right side
    10,887.12x = 97,313,683.31
  5. Step 5: Solve for x
    x = 97,313,683.31/10,887.12
  6. Step 6: Final answer
    x = 8,938.42

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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.