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Finding the Fourth Proportional to 4,661.92, 6,959.08 and 4,047.36

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Solution

The fourth proportional to 4,661.92, 6,959.08 and 4,047.36 is: 6,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.92 : 6,959.08 = 4,047.36 : x
  2. Step 2: Convert to fraction form
    4,661.92/6,959.08 = 4,047.36/x
  3. Step 3: Cross multiply
    4,661.92x = 6,959.08 × 4,047.36
  4. Step 4: Simplify right side
    4,661.92x = 28,165,902.03
  5. Step 5: Solve for x
    x = 28,165,902.03/4,661.92
  6. Step 6: Final answer
    x = 6,041.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.