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Finding the Fourth Proportional to 7,276.08, 10,914.12 and 4,810.39

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Solution

The fourth proportional to 7,276.08, 10,914.12 and 4,810.39 is: 7,215.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.08 : 10,914.12 = 4,810.39 : x
  2. Step 2: Convert to fraction form
    7,276.08/10,914.12 = 4,810.39/x
  3. Step 3: Cross multiply
    7,276.08x = 10,914.12 × 4,810.39
  4. Step 4: Simplify right side
    7,276.08x = 52,501,173.71
  5. Step 5: Solve for x
    x = 52,501,173.71/7,276.08
  6. Step 6: Final answer
    x = 7,215.59

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Similar ratio
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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.