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Finding the Fourth Proportional to 4,505.23, 6,210.16 and 4,143.16

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Solution

The fourth proportional to 4,505.23, 6,210.16 and 4,143.16 is: 5,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.23 : 6,210.16 = 4,143.16 : x
  2. Step 2: Convert to fraction form
    4,505.23/6,210.16 = 4,143.16/x
  3. Step 3: Cross multiply
    4,505.23x = 6,210.16 × 4,143.16
  4. Step 4: Simplify right side
    4,505.23x = 25,729,660.62
  5. Step 5: Solve for x
    x = 25,729,660.62/4,505.23
  6. Step 6: Final answer
    x = 5,711.07

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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.