Home / 11,503.56-17,239.44-5,248.32

Finding the Fourth Proportional to 11,503.56, 17,239.44 and 5,248.32

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Solution

The fourth proportional to 11,503.56, 17,239.44 and 5,248.32 is: 7,865.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503.56 : 17,239.44 = 5,248.32 : x
  2. Step 2: Convert to fraction form
    11,503.56/17,239.44 = 5,248.32/x
  3. Step 3: Cross multiply
    11,503.56x = 17,239.44 × 5,248.32
  4. Step 4: Simplify right side
    11,503.56x = 90,478,097.74
  5. Step 5: Solve for x
    x = 90,478,097.74/11,503.56
  6. Step 6: Final answer
    x = 7,865.23

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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.