Home / 10,405.53-14,360.08-5,869.73

Finding the Fourth Proportional to 10,405.53, 14,360.08 and 5,869.73

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Solution

The fourth proportional to 10,405.53, 14,360.08 and 5,869.73 is: 8,100.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405.53 : 14,360.08 = 5,869.73 : x
  2. Step 2: Convert to fraction form
    10,405.53/14,360.08 = 5,869.73/x
  3. Step 3: Cross multiply
    10,405.53x = 14,360.08 × 5,869.73
  4. Step 4: Simplify right side
    10,405.53x = 84,289,792.38
  5. Step 5: Solve for x
    x = 84,289,792.38/10,405.53
  6. Step 6: Final answer
    x = 8,100.48

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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.