Home / 10,528.92-14,529.30-5,812.92

Finding the Fourth Proportional to 10,528.92, 14,529.30 and 5,812.92

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Solution

The fourth proportional to 10,528.92, 14,529.30 and 5,812.92 is: 8,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.92 : 14,529.30 = 5,812.92 : x
  2. Step 2: Convert to fraction form
    10,528.92/14,529.30 = 5,812.92/x
  3. Step 3: Cross multiply
    10,528.92x = 14,529.30 × 5,812.92
  4. Step 4: Simplify right side
    10,528.92x = 84,457,658.56
  5. Step 5: Solve for x
    x = 84,457,658.56/10,528.92
  6. Step 6: Final answer
    x = 8,021.49

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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.