Home / 7,616.81-11,427.93-5,533.28

Finding the Fourth Proportional to 7,616.81, 11,427.93 and 5,533.28

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Solution

The fourth proportional to 7,616.81, 11,427.93 and 5,533.28 is: 8,301.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,616.81 : 11,427.93 = 5,533.28 : x
  2. Step 2: Convert to fraction form
    7,616.81/11,427.93 = 5,533.28/x
  3. Step 3: Cross multiply
    7,616.81x = 11,427.93 × 5,533.28
  4. Step 4: Simplify right side
    7,616.81x = 63,233,879.37
  5. Step 5: Solve for x
    x = 63,233,879.37/7,616.81
  6. Step 6: Final answer
    x = 8,301.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.