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Finding the Fourth Proportional to 9,867.53, 14,800.80 and 3,627.06

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Solution

The fourth proportional to 9,867.53, 14,800.80 and 3,627.06 is: 5,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.53 : 14,800.80 = 3,627.06 : x
  2. Step 2: Convert to fraction form
    9,867.53/14,800.80 = 3,627.06/x
  3. Step 3: Cross multiply
    9,867.53x = 14,800.80 × 3,627.06
  4. Step 4: Simplify right side
    9,867.53x = 53,683,389.65
  5. Step 5: Solve for x
    x = 53,683,389.65/9,867.53
  6. Step 6: Final answer
    x = 5,440.41

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1.5x scale

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.