Home / 5,423.07-8,124.99-3,776.41

Finding the Fourth Proportional to 5,423.07, 8,124.99 and 3,776.41

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Solution

The fourth proportional to 5,423.07, 8,124.99 and 3,776.41 is: 5,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.07 : 8,124.99 = 3,776.41 : x
  2. Step 2: Convert to fraction form
    5,423.07/8,124.99 = 3,776.41/x
  3. Step 3: Cross multiply
    5,423.07x = 8,124.99 × 3,776.41
  4. Step 4: Simplify right side
    5,423.07x = 30,683,293.49
  5. Step 5: Solve for x
    x = 30,683,293.49/5,423.07
  6. Step 6: Final answer
    x = 5,657.92

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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.