Home / 10,829.75-16,242.58-5,277.50

Finding the Fourth Proportional to 10,829.75, 16,242.58 and 5,277.50

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Solution

The fourth proportional to 10,829.75, 16,242.58 and 5,277.50 is: 7,915.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.75 : 16,242.58 = 5,277.50 : x
  2. Step 2: Convert to fraction form
    10,829.75/16,242.58 = 5,277.50/x
  3. Step 3: Cross multiply
    10,829.75x = 16,242.58 × 5,277.50
  4. Step 4: Simplify right side
    10,829.75x = 85,720,263.92
  5. Step 5: Solve for x
    x = 85,720,263.92/10,829.75
  6. Step 6: Final answer
    x = 7,915.26

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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.