Home / 8,626.55-11,897.79-5,598.36

Finding the Fourth Proportional to 8,626.55, 11,897.79 and 5,598.36

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Solution

The fourth proportional to 8,626.55, 11,897.79 and 5,598.36 is: 7,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626.55 : 11,897.79 = 5,598.36 : x
  2. Step 2: Convert to fraction form
    8,626.55/11,897.79 = 5,598.36/x
  3. Step 3: Cross multiply
    8,626.55x = 11,897.79 × 5,598.36
  4. Step 4: Simplify right side
    8,626.55x = 66,608,111.62
  5. Step 5: Solve for x
    x = 66,608,111.62/8,626.55
  6. Step 6: Final answer
    x = 7,721.30

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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.