Home / 6,727.20-9,280.08-4,370.64

Finding the Fourth Proportional to 6,727.20, 9,280.08 and 4,370.64

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Solution

The fourth proportional to 6,727.20, 9,280.08 and 4,370.64 is: 6,029.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.20 : 9,280.08 = 4,370.64 : x
  2. Step 2: Convert to fraction form
    6,727.20/9,280.08 = 4,370.64/x
  3. Step 3: Cross multiply
    6,727.20x = 9,280.08 × 4,370.64
  4. Step 4: Simplify right side
    6,727.20x = 40,559,888.85
  5. Step 5: Solve for x
    x = 40,559,888.85/6,727.20
  6. Step 6: Final answer
    x = 6,029.24

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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.