Home / 11,224.48-15,488.73-6,508.25

Finding the Fourth Proportional to 11,224.48, 15,488.73 and 6,508.25

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Solution

The fourth proportional to 11,224.48, 15,488.73 and 6,508.25 is: 8,980.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.48 : 15,488.73 = 6,508.25 : x
  2. Step 2: Convert to fraction form
    11,224.48/15,488.73 = 6,508.25/x
  3. Step 3: Cross multiply
    11,224.48x = 15,488.73 × 6,508.25
  4. Step 4: Simplify right side
    11,224.48x = 100,804,494.48
  5. Step 5: Solve for x
    x = 100,804,494.48/11,224.48
  6. Step 6: Final answer
    x = 8,980.77

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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.