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Finding the Fourth Proportional to 10,833.57, 14,950.32 and 5,865.57

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Solution

The fourth proportional to 10,833.57, 14,950.32 and 5,865.57 is: 8,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,833.57 : 14,950.32 = 5,865.57 : x
  2. Step 2: Convert to fraction form
    10,833.57/14,950.32 = 5,865.57/x
  3. Step 3: Cross multiply
    10,833.57x = 14,950.32 × 5,865.57
  4. Step 4: Simplify right side
    10,833.57x = 87,692,148.48
  5. Step 5: Solve for x
    x = 87,692,148.48/10,833.57
  6. Step 6: Final answer
    x = 8,094.48

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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.