Home / 7,453.25-11,127.48-5,688.97

Finding the Fourth Proportional to 7,453.25, 11,127.48 and 5,688.97

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Solution

The fourth proportional to 7,453.25, 11,127.48 and 5,688.97 is: 8,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.25 : 11,127.48 = 5,688.97 : x
  2. Step 2: Convert to fraction form
    7,453.25/11,127.48 = 5,688.97/x
  3. Step 3: Cross multiply
    7,453.25x = 11,127.48 × 5,688.97
  4. Step 4: Simplify right side
    7,453.25x = 63,303,882.74
  5. Step 5: Solve for x
    x = 63,303,882.74/7,453.25
  6. Step 6: Final answer
    x = 8,493.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.