Home / 3,913.81-5,875.93-2,271.53

Finding the Fourth Proportional to 3,913.81, 5,875.93 and 2,271.53

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Solution

The fourth proportional to 3,913.81, 5,875.93 and 2,271.53 is: 3,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.81 : 5,875.93 = 2,271.53 : x
  2. Step 2: Convert to fraction form
    3,913.81/5,875.93 = 2,271.53/x
  3. Step 3: Cross multiply
    3,913.81x = 5,875.93 × 2,271.53
  4. Step 4: Simplify right side
    3,913.81x = 13,347,354.61
  5. Step 5: Solve for x
    x = 13,347,354.61/3,913.81
  6. Step 6: Final answer
    x = 3,410.32

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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.