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Finding the Fourth Proportional to 4,673.40, 7,010.10 and 2,705.10

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Solution

The fourth proportional to 4,673.40, 7,010.10 and 2,705.10 is: 4,057.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.40 : 7,010.10 = 2,705.10 : x
  2. Step 2: Convert to fraction form
    4,673.40/7,010.10 = 2,705.10/x
  3. Step 3: Cross multiply
    4,673.40x = 7,010.10 × 2,705.10
  4. Step 4: Simplify right side
    4,673.40x = 18,963,021.51
  5. Step 5: Solve for x
    x = 18,963,021.51/4,673.40
  6. Step 6: Final answer
    x = 4,057.65

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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.