Home / 6,720.88-9,280.34-4,367.04

Finding the Fourth Proportional to 6,720.88, 9,280.34 and 4,367.04

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Solution

The fourth proportional to 6,720.88, 9,280.34 and 4,367.04 is: 6,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.88 : 9,280.34 = 4,367.04 : x
  2. Step 2: Convert to fraction form
    6,720.88/9,280.34 = 4,367.04/x
  3. Step 3: Cross multiply
    6,720.88x = 9,280.34 × 4,367.04
  4. Step 4: Simplify right side
    6,720.88x = 40,527,615.99
  5. Step 5: Solve for x
    x = 40,527,615.99/6,720.88
  6. Step 6: Final answer
    x = 6,030.11

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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.