Home / 10,047.44-13,865.56-5,571.24

Finding the Fourth Proportional to 10,047.44, 13,865.56 and 5,571.24

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Solution

The fourth proportional to 10,047.44, 13,865.56 and 5,571.24 is: 7,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047.44 : 13,865.56 = 5,571.24 : x
  2. Step 2: Convert to fraction form
    10,047.44/13,865.56 = 5,571.24/x
  3. Step 3: Cross multiply
    10,047.44x = 13,865.56 × 5,571.24
  4. Step 4: Simplify right side
    10,047.44x = 77,248,362.49
  5. Step 5: Solve for x
    x = 77,248,362.49/10,047.44
  6. Step 6: Final answer
    x = 7,688.36

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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.