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Finding the Fourth Proportional to 9,243.33, 13,865.52 and 6,280.52

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Solution

The fourth proportional to 9,243.33, 13,865.52 and 6,280.52 is: 9,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.33 : 13,865.52 = 6,280.52 : x
  2. Step 2: Convert to fraction form
    9,243.33/13,865.52 = 6,280.52/x
  3. Step 3: Cross multiply
    9,243.33x = 13,865.52 × 6,280.52
  4. Step 4: Simplify right side
    9,243.33x = 87,082,606.34
  5. Step 5: Solve for x
    x = 87,082,606.34/9,243.33
  6. Step 6: Final answer
    x = 9,421.13

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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.