Home / 4,985.43-6,869.25-4,529.81

Finding the Fourth Proportional to 4,985.43, 6,869.25 and 4,529.81

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Solution

The fourth proportional to 4,985.43, 6,869.25 and 4,529.81 is: 6,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.43 : 6,869.25 = 4,529.81 : x
  2. Step 2: Convert to fraction form
    4,985.43/6,869.25 = 4,529.81/x
  3. Step 3: Cross multiply
    4,985.43x = 6,869.25 × 4,529.81
  4. Step 4: Simplify right side
    4,985.43x = 31,116,363.00
  5. Step 5: Solve for x
    x = 31,116,363.00/4,985.43
  6. Step 6: Final answer
    x = 6,241.46

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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.