Home / 10,829.88-14,943.41-6,580.21

Finding the Fourth Proportional to 10,829.88, 14,943.41 and 6,580.21

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Solution

The fourth proportional to 10,829.88, 14,943.41 and 6,580.21 is: 9,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.88 : 14,943.41 = 6,580.21 : x
  2. Step 2: Convert to fraction form
    10,829.88/14,943.41 = 6,580.21/x
  3. Step 3: Cross multiply
    10,829.88x = 14,943.41 × 6,580.21
  4. Step 4: Simplify right side
    10,829.88x = 98,330,775.92
  5. Step 5: Solve for x
    x = 98,330,775.92/10,829.88
  6. Step 6: Final answer
    x = 9,079.58

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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.