Home / 10,048.10-13,865.08-5,571.81

Finding the Fourth Proportional to 10,048.10, 13,865.08 and 5,571.81

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Solution

The fourth proportional to 10,048.10, 13,865.08 and 5,571.81 is: 7,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.10 : 13,865.08 = 5,571.81 : x
  2. Step 2: Convert to fraction form
    10,048.10/13,865.08 = 5,571.81/x
  3. Step 3: Cross multiply
    10,048.10x = 13,865.08 × 5,571.81
  4. Step 4: Simplify right side
    10,048.10x = 77,253,591.39
  5. Step 5: Solve for x
    x = 77,253,591.39/10,048.10
  6. Step 6: Final answer
    x = 7,688.38

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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.