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Finding the Fourth Proportional to 10,750.92, 14,835.72 and 5,970.60

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Solution

The fourth proportional to 10,750.92, 14,835.72 and 5,970.60 is: 8,239.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.92 : 14,835.72 = 5,970.60 : x
  2. Step 2: Convert to fraction form
    10,750.92/14,835.72 = 5,970.60/x
  3. Step 3: Cross multiply
    10,750.92x = 14,835.72 × 5,970.60
  4. Step 4: Simplify right side
    10,750.92x = 88,578,149.83
  5. Step 5: Solve for x
    x = 88,578,149.83/10,750.92
  6. Step 6: Final answer
    x = 8,239.12

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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.