Home / 10,529.69-14,529.79-5,812.79

Finding the Fourth Proportional to 10,529.69, 14,529.79 and 5,812.79

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Solution

The fourth proportional to 10,529.69, 14,529.79 and 5,812.79 is: 8,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.69 : 14,529.79 = 5,812.79 : x
  2. Step 2: Convert to fraction form
    10,529.69/14,529.79 = 5,812.79/x
  3. Step 3: Cross multiply
    10,529.69x = 14,529.79 × 5,812.79
  4. Step 4: Simplify right side
    10,529.69x = 84,458,618.01
  5. Step 5: Solve for x
    x = 84,458,618.01/10,529.69
  6. Step 6: Final answer
    x = 8,021.00

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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.