Home / 4,652.61-6,420.72-2,663.81

Finding the Fourth Proportional to 4,652.61, 6,420.72 and 2,663.81

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Solution

The fourth proportional to 4,652.61, 6,420.72 and 2,663.81 is: 3,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652.61 : 6,420.72 = 2,663.81 : x
  2. Step 2: Convert to fraction form
    4,652.61/6,420.72 = 2,663.81/x
  3. Step 3: Cross multiply
    4,652.61x = 6,420.72 × 2,663.81
  4. Step 4: Simplify right side
    4,652.61x = 17,103,570.12
  5. Step 5: Solve for x
    x = 17,103,570.12/4,652.61
  6. Step 6: Final answer
    x = 3,676.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.