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Finding the Fourth Proportional to 5,663.96, 8,484.94 and 2,810.38

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Solution

The fourth proportional to 5,663.96, 8,484.94 and 2,810.38 is: 4,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.96 : 8,484.94 = 2,810.38 : x
  2. Step 2: Convert to fraction form
    5,663.96/8,484.94 = 2,810.38/x
  3. Step 3: Cross multiply
    5,663.96x = 8,484.94 × 2,810.38
  4. Step 4: Simplify right side
    5,663.96x = 23,845,905.68
  5. Step 5: Solve for x
    x = 23,845,905.68/5,663.96
  6. Step 6: Final answer
    x = 4,210.11

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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.