Home / 10,351.65-14,285.19-5,635.92

Finding the Fourth Proportional to 10,351.65, 14,285.19 and 5,635.92

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Solution

The fourth proportional to 10,351.65, 14,285.19 and 5,635.92 is: 7,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.65 : 14,285.19 = 5,635.92 : x
  2. Step 2: Convert to fraction form
    10,351.65/14,285.19 = 5,635.92/x
  3. Step 3: Cross multiply
    10,351.65x = 14,285.19 × 5,635.92
  4. Step 4: Simplify right side
    10,351.65x = 80,510,188.02
  5. Step 5: Solve for x
    x = 80,510,188.02/10,351.65
  6. Step 6: Final answer
    x = 7,777.52

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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.