Home / 9,521.28-14,276.88-3,672

Finding the Fourth Proportional to 9,521.28, 14,276.88 and 3,672

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Solution

The fourth proportional to 9,521.28, 14,276.88 and 3,672 is: 5,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.28 : 14,276.88 = 3,672 : x
  2. Step 2: Convert to fraction form
    9,521.28/14,276.88 = 3,672/x
  3. Step 3: Cross multiply
    9,521.28x = 14,276.88 × 3,672
  4. Step 4: Simplify right side
    9,521.28x = 52,424,703.36
  5. Step 5: Solve for x
    x = 52,424,703.36/9,521.28
  6. Step 6: Final answer
    x = 5,506.06

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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.