Home / 5,271.14-7,276.56-3,385.46

Finding the Fourth Proportional to 5,271.14, 7,276.56 and 3,385.46

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Solution

The fourth proportional to 5,271.14, 7,276.56 and 3,385.46 is: 4,673.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.14 : 7,276.56 = 3,385.46 : x
  2. Step 2: Convert to fraction form
    5,271.14/7,276.56 = 3,385.46/x
  3. Step 3: Cross multiply
    5,271.14x = 7,276.56 × 3,385.46
  4. Step 4: Simplify right side
    5,271.14x = 24,634,502.82
  5. Step 5: Solve for x
    x = 24,634,502.82/5,271.14
  6. Step 6: Final answer
    x = 4,673.47

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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.