Home / 10,750.65-16,126.99-4,177.34

Finding the Fourth Proportional to 10,750.65, 16,126.99 and 4,177.34

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Solution

The fourth proportional to 10,750.65, 16,126.99 and 4,177.34 is: 6,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.65 : 16,126.99 = 4,177.34 : x
  2. Step 2: Convert to fraction form
    10,750.65/16,126.99 = 4,177.34/x
  3. Step 3: Cross multiply
    10,750.65x = 16,126.99 × 4,177.34
  4. Step 4: Simplify right side
    10,750.65x = 67,367,889.80
  5. Step 5: Solve for x
    x = 67,367,889.80/10,750.65
  6. Step 6: Final answer
    x = 6,266.40

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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.