Home / 4,281.93-6,421.28-1,817.91

Finding the Fourth Proportional to 4,281.93, 6,421.28 and 1,817.91

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Solution

The fourth proportional to 4,281.93, 6,421.28 and 1,817.91 is: 2,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.93 : 6,421.28 = 1,817.91 : x
  2. Step 2: Convert to fraction form
    4,281.93/6,421.28 = 1,817.91/x
  3. Step 3: Cross multiply
    4,281.93x = 6,421.28 × 1,817.91
  4. Step 4: Simplify right side
    4,281.93x = 11,673,300.04
  5. Step 5: Solve for x
    x = 11,673,300.04/4,281.93
  6. Step 6: Final answer
    x = 2,726.18

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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.