Home / 8,404.40-11,597.88-5,262.32

Finding the Fourth Proportional to 8,404.40, 11,597.88 and 5,262.32

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Solution

The fourth proportional to 8,404.40, 11,597.88 and 5,262.32 is: 7,261.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.40 : 11,597.88 = 5,262.32 : x
  2. Step 2: Convert to fraction form
    8,404.40/11,597.88 = 5,262.32/x
  3. Step 3: Cross multiply
    8,404.40x = 11,597.88 × 5,262.32
  4. Step 4: Simplify right side
    8,404.40x = 61,031,755.88
  5. Step 5: Solve for x
    x = 61,031,755.88/8,404.40
  6. Step 6: Final answer
    x = 7,261.88

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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.