Home / 9,872.40-14,810.28-4,028.88

Finding the Fourth Proportional to 9,872.40, 14,810.28 and 4,028.88

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Solution

The fourth proportional to 9,872.40, 14,810.28 and 4,028.88 is: 6,044.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.40 : 14,810.28 = 4,028.88 : x
  2. Step 2: Convert to fraction form
    9,872.40/14,810.28 = 4,028.88/x
  3. Step 3: Cross multiply
    9,872.40x = 14,810.28 × 4,028.88
  4. Step 4: Simplify right side
    9,872.40x = 59,668,840.89
  5. Step 5: Solve for x
    x = 59,668,840.89/9,872.40
  6. Step 6: Final answer
    x = 6,044.01

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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.