Home / 10,399.76-14,350.47-5,861.73

Finding the Fourth Proportional to 10,399.76, 14,350.47 and 5,861.73

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Solution

The fourth proportional to 10,399.76, 14,350.47 and 5,861.73 is: 8,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399.76 : 14,350.47 = 5,861.73 : x
  2. Step 2: Convert to fraction form
    10,399.76/14,350.47 = 5,861.73/x
  3. Step 3: Cross multiply
    10,399.76x = 14,350.47 × 5,861.73
  4. Step 4: Simplify right side
    10,399.76x = 84,118,612.35
  5. Step 5: Solve for x
    x = 84,118,612.35/10,399.76
  6. Step 6: Final answer
    x = 8,088.52

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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.