Home / 9,124.84-13,690.90-3,281.88

Finding the Fourth Proportional to 9,124.84, 13,690.90 and 3,281.88

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Solution

The fourth proportional to 9,124.84, 13,690.90 and 3,281.88 is: 4,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.84 : 13,690.90 = 3,281.88 : x
  2. Step 2: Convert to fraction form
    9,124.84/13,690.90 = 3,281.88/x
  3. Step 3: Cross multiply
    9,124.84x = 13,690.90 × 3,281.88
  4. Step 4: Simplify right side
    9,124.84x = 44,931,890.89
  5. Step 5: Solve for x
    x = 44,931,890.89/9,124.84
  6. Step 6: Final answer
    x = 4,924.13

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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.