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Finding the Fourth Proportional to 6,705.60, 10,059.52 and 2,810.30

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Solution

The fourth proportional to 6,705.60, 10,059.52 and 2,810.30 is: 4,215.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705.60 : 10,059.52 = 2,810.30 : x
  2. Step 2: Convert to fraction form
    6,705.60/10,059.52 = 2,810.30/x
  3. Step 3: Cross multiply
    6,705.60x = 10,059.52 × 2,810.30
  4. Step 4: Simplify right side
    6,705.60x = 28,270,269.06
  5. Step 5: Solve for x
    x = 28,270,269.06/6,705.60
  6. Step 6: Final answer
    x = 4,215.92

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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.