Home / 5,429.46-8,140.10-4,333.23

Finding the Fourth Proportional to 5,429.46, 8,140.10 and 4,333.23

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Solution

The fourth proportional to 5,429.46, 8,140.10 and 4,333.23 is: 6,496.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.46 : 8,140.10 = 4,333.23 : x
  2. Step 2: Convert to fraction form
    5,429.46/8,140.10 = 4,333.23/x
  3. Step 3: Cross multiply
    5,429.46x = 8,140.10 × 4,333.23
  4. Step 4: Simplify right side
    5,429.46x = 35,272,903.86
  5. Step 5: Solve for x
    x = 35,272,903.86/5,429.46
  6. Step 6: Final answer
    x = 6,496.57

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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.