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Finding the Fourth Proportional to 4,830.92, 6,666.93 and 2,735

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Solution

The fourth proportional to 4,830.92, 6,666.93 and 2,735 is: 3,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.92 : 6,666.93 = 2,735 : x
  2. Step 2: Convert to fraction form
    4,830.92/6,666.93 = 2,735/x
  3. Step 3: Cross multiply
    4,830.92x = 6,666.93 × 2,735
  4. Step 4: Simplify right side
    4,830.92x = 18,234,053.55
  5. Step 5: Solve for x
    x = 18,234,053.55/4,830.92
  6. Step 6: Final answer
    x = 3,774.45

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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.