Home / 6,358.21-9,542.81-4,411.78

Finding the Fourth Proportional to 6,358.21, 9,542.81 and 4,411.78

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Solution

The fourth proportional to 6,358.21, 9,542.81 and 4,411.78 is: 6,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358.21 : 9,542.81 = 4,411.78 : x
  2. Step 2: Convert to fraction form
    6,358.21/9,542.81 = 4,411.78/x
  3. Step 3: Cross multiply
    6,358.21x = 9,542.81 × 4,411.78
  4. Step 4: Simplify right side
    6,358.21x = 42,100,756.24
  5. Step 5: Solve for x
    x = 42,100,756.24/6,358.21
  6. Step 6: Final answer
    x = 6,621.48

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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.