Home / 11,293.62-15,569.85-7,516.99

Finding the Fourth Proportional to 11,293.62, 15,569.85 and 7,516.99

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Solution

The fourth proportional to 11,293.62, 15,569.85 and 7,516.99 is: 10,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.62 : 15,569.85 = 7,516.99 : x
  2. Step 2: Convert to fraction form
    11,293.62/15,569.85 = 7,516.99/x
  3. Step 3: Cross multiply
    11,293.62x = 15,569.85 × 7,516.99
  4. Step 4: Simplify right side
    11,293.62x = 117,038,406.75
  5. Step 5: Solve for x
    x = 117,038,406.75/11,293.62
  6. Step 6: Final answer
    x = 10,363.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.