Home / 10,640.76-14,684.26-5,925.04

Finding the Fourth Proportional to 10,640.76, 14,684.26 and 5,925.04

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Solution

The fourth proportional to 10,640.76, 14,684.26 and 5,925.04 is: 8,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640.76 : 14,684.26 = 5,925.04 : x
  2. Step 2: Convert to fraction form
    10,640.76/14,684.26 = 5,925.04/x
  3. Step 3: Cross multiply
    10,640.76x = 14,684.26 × 5,925.04
  4. Step 4: Simplify right side
    10,640.76x = 87,004,827.87
  5. Step 5: Solve for x
    x = 87,004,827.87/10,640.76
  6. Step 6: Final answer
    x = 8,176.56

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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.