Home / 10,528.29-14,529.06-5,812.56

Finding the Fourth Proportional to 10,528.29, 14,529.06 and 5,812.56

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Solution

The fourth proportional to 10,528.29, 14,529.06 and 5,812.56 is: 8,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.29 : 14,529.06 = 5,812.56 : x
  2. Step 2: Convert to fraction form
    10,528.29/14,529.06 = 5,812.56/x
  3. Step 3: Cross multiply
    10,528.29x = 14,529.06 × 5,812.56
  4. Step 4: Simplify right side
    10,528.29x = 84,451,032.99
  5. Step 5: Solve for x
    x = 84,451,032.99/10,528.29
  6. Step 6: Final answer
    x = 8,021.34

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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.