Home / 7,126.20-10,673.10-4,501.80

Finding the Fourth Proportional to 7,126.20, 10,673.10 and 4,501.80

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Solution

The fourth proportional to 7,126.20, 10,673.10 and 4,501.80 is: 6,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.20 : 10,673.10 = 4,501.80 : x
  2. Step 2: Convert to fraction form
    7,126.20/10,673.10 = 4,501.80/x
  3. Step 3: Cross multiply
    7,126.20x = 10,673.10 × 4,501.80
  4. Step 4: Simplify right side
    7,126.20x = 48,048,161.58
  5. Step 5: Solve for x
    x = 48,048,161.58/7,126.20
  6. Step 6: Final answer
    x = 6,742.47

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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.