Home / 4,265.40-6,395.76-1,491.87

Finding the Fourth Proportional to 4,265.40, 6,395.76 and 1,491.87

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Solution

The fourth proportional to 4,265.40, 6,395.76 and 1,491.87 is: 2,236.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.40 : 6,395.76 = 1,491.87 : x
  2. Step 2: Convert to fraction form
    4,265.40/6,395.76 = 1,491.87/x
  3. Step 3: Cross multiply
    4,265.40x = 6,395.76 × 1,491.87
  4. Step 4: Simplify right side
    4,265.40x = 9,541,642.47
  5. Step 5: Solve for x
    x = 9,541,642.47/4,265.40
  6. Step 6: Final answer
    x = 2,236.99

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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.