Home / 10,351.54-14,285.18-5,635.94

Finding the Fourth Proportional to 10,351.54, 14,285.18 and 5,635.94

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Solution

The fourth proportional to 10,351.54, 14,285.18 and 5,635.94 is: 7,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.54 : 14,285.18 = 5,635.94 : x
  2. Step 2: Convert to fraction form
    10,351.54/14,285.18 = 5,635.94/x
  3. Step 3: Cross multiply
    10,351.54x = 14,285.18 × 5,635.94
  4. Step 4: Simplify right side
    10,351.54x = 80,510,389.19
  5. Step 5: Solve for x
    x = 80,510,389.19/10,351.54
  6. Step 6: Final answer
    x = 7,777.63

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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.