Home / 7,754.48-10,701.21-4,217.68

Finding the Fourth Proportional to 7,754.48, 10,701.21 and 4,217.68

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Solution

The fourth proportional to 7,754.48, 10,701.21 and 4,217.68 is: 5,820.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.48 : 10,701.21 = 4,217.68 : x
  2. Step 2: Convert to fraction form
    7,754.48/10,701.21 = 4,217.68/x
  3. Step 3: Cross multiply
    7,754.48x = 10,701.21 × 4,217.68
  4. Step 4: Simplify right side
    7,754.48x = 45,134,308.59
  5. Step 5: Solve for x
    x = 45,134,308.59/7,754.48
  6. Step 6: Final answer
    x = 5,820.42

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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.