Home / 4,421.84-6,623.16-4,298.96

Finding the Fourth Proportional to 4,421.84, 6,623.16 and 4,298.96

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Solution

The fourth proportional to 4,421.84, 6,623.16 and 4,298.96 is: 6,439.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.84 : 6,623.16 = 4,298.96 : x
  2. Step 2: Convert to fraction form
    4,421.84/6,623.16 = 4,298.96/x
  3. Step 3: Cross multiply
    4,421.84x = 6,623.16 × 4,298.96
  4. Step 4: Simplify right side
    4,421.84x = 28,472,699.91
  5. Step 5: Solve for x
    x = 28,472,699.91/4,421.84
  6. Step 6: Final answer
    x = 6,439.11

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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.