Home / 10,750.69-16,117.51-5,125.40

Finding the Fourth Proportional to 10,750.69, 16,117.51 and 5,125.40

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Solution

The fourth proportional to 10,750.69, 16,117.51 and 5,125.40 is: 7,684.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.69 : 16,117.51 = 5,125.40 : x
  2. Step 2: Convert to fraction form
    10,750.69/16,117.51 = 5,125.40/x
  3. Step 3: Cross multiply
    10,750.69x = 16,117.51 × 5,125.40
  4. Step 4: Simplify right side
    10,750.69x = 82,608,616.82
  5. Step 5: Solve for x
    x = 82,608,616.82/10,750.69
  6. Step 6: Final answer
    x = 7,684.03

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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.