Home / 3,487.59-4,813.47-2,071.35

Finding the Fourth Proportional to 3,487.59, 4,813.47 and 2,071.35

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Solution

The fourth proportional to 3,487.59, 4,813.47 and 2,071.35 is: 2,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.59 : 4,813.47 = 2,071.35 : x
  2. Step 2: Convert to fraction form
    3,487.59/4,813.47 = 2,071.35/x
  3. Step 3: Cross multiply
    3,487.59x = 4,813.47 × 2,071.35
  4. Step 4: Simplify right side
    3,487.59x = 9,970,381.08
  5. Step 5: Solve for x
    x = 9,970,381.08/3,487.59
  6. Step 6: Final answer
    x = 2,858.82

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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.