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Finding the Fourth Proportional to 4,814.99, 7,210.16 and 3,332.16

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Solution

The fourth proportional to 4,814.99, 7,210.16 and 3,332.16 is: 4,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.99 : 7,210.16 = 3,332.16 : x
  2. Step 2: Convert to fraction form
    4,814.99/7,210.16 = 3,332.16/x
  3. Step 3: Cross multiply
    4,814.99x = 7,210.16 × 3,332.16
  4. Step 4: Simplify right side
    4,814.99x = 24,025,393.86
  5. Step 5: Solve for x
    x = 24,025,393.86/4,814.99
  6. Step 6: Final answer
    x = 4,989.71

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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.