Home / 3,913.16-5,875.20-2,677.50

Finding the Fourth Proportional to 3,913.16, 5,875.20 and 2,677.50

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Solution

The fourth proportional to 3,913.16, 5,875.20 and 2,677.50 is: 4,019.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.16 : 5,875.20 = 2,677.50 : x
  2. Step 2: Convert to fraction form
    3,913.16/5,875.20 = 2,677.50/x
  3. Step 3: Cross multiply
    3,913.16x = 5,875.20 × 2,677.50
  4. Step 4: Simplify right side
    3,913.16x = 15,730,848
  5. Step 5: Solve for x
    x = 15,730,848/3,913.16
  6. Step 6: Final answer
    x = 4,019.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.