Home / 10,882.31-15,018.54-6,632.33

Finding the Fourth Proportional to 10,882.31, 15,018.54 and 6,632.33

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Solution

The fourth proportional to 10,882.31, 15,018.54 and 6,632.33 is: 9,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.31 : 15,018.54 = 6,632.33 : x
  2. Step 2: Convert to fraction form
    10,882.31/15,018.54 = 6,632.33/x
  3. Step 3: Cross multiply
    10,882.31x = 15,018.54 × 6,632.33
  4. Step 4: Simplify right side
    10,882.31x = 99,607,913.40
  5. Step 5: Solve for x
    x = 99,607,913.40/10,882.31
  6. Step 6: Final answer
    x = 9,153.20

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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.