Home / 4,356.50-6,007.90-3,360.20

Finding the Fourth Proportional to 4,356.50, 6,007.90 and 3,360.20

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Solution

The fourth proportional to 4,356.50, 6,007.90 and 3,360.20 is: 4,633.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.50 : 6,007.90 = 3,360.20 : x
  2. Step 2: Convert to fraction form
    4,356.50/6,007.90 = 3,360.20/x
  3. Step 3: Cross multiply
    4,356.50x = 6,007.90 × 3,360.20
  4. Step 4: Simplify right side
    4,356.50x = 20,187,728.78
  5. Step 5: Solve for x
    x = 20,187,728.78/4,356.50
  6. Step 6: Final answer
    x = 4,633.93

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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.