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Finding the Fourth Proportional to 4,827.60, 6,663.60 and 3,059.10

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Solution

The fourth proportional to 4,827.60, 6,663.60 and 3,059.10 is: 4,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.60 : 6,663.60 = 3,059.10 : x
  2. Step 2: Convert to fraction form
    4,827.60/6,663.60 = 3,059.10/x
  3. Step 3: Cross multiply
    4,827.60x = 6,663.60 × 3,059.10
  4. Step 4: Simplify right side
    4,827.60x = 20,384,618.76
  5. Step 5: Solve for x
    x = 20,384,618.76/4,827.60
  6. Step 6: Final answer
    x = 4,222.52

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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.