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Finding the Fourth Proportional to 4,693.08, 7,039.62 and 1,572.84

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Solution

The fourth proportional to 4,693.08, 7,039.62 and 1,572.84 is: 2,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.08 : 7,039.62 = 1,572.84 : x
  2. Step 2: Convert to fraction form
    4,693.08/7,039.62 = 1,572.84/x
  3. Step 3: Cross multiply
    4,693.08x = 7,039.62 × 1,572.84
  4. Step 4: Simplify right side
    4,693.08x = 11,072,195.92
  5. Step 5: Solve for x
    x = 11,072,195.92/4,693.08
  6. Step 6: Final answer
    x = 2,359.26

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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.