Home / 4,742.94-6,542.58-2,971.50

Finding the Fourth Proportional to 4,742.94, 6,542.58 and 2,971.50

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Solution

The fourth proportional to 4,742.94, 6,542.58 and 2,971.50 is: 4,098.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.94 : 6,542.58 = 2,971.50 : x
  2. Step 2: Convert to fraction form
    4,742.94/6,542.58 = 2,971.50/x
  3. Step 3: Cross multiply
    4,742.94x = 6,542.58 × 2,971.50
  4. Step 4: Simplify right side
    4,742.94x = 19,441,276.47
  5. Step 5: Solve for x
    x = 19,441,276.47/4,742.94
  6. Step 6: Final answer
    x = 4,098.99

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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.