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Finding the Fourth Proportional to 8,404.51, 11,598.54 and 4,627.84

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Solution

The fourth proportional to 8,404.51, 11,598.54 and 4,627.84 is: 6,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.51 : 11,598.54 = 4,627.84 : x
  2. Step 2: Convert to fraction form
    8,404.51/11,598.54 = 4,627.84/x
  3. Step 3: Cross multiply
    8,404.51x = 11,598.54 × 4,627.84
  4. Step 4: Simplify right side
    8,404.51x = 53,676,187.35
  5. Step 5: Solve for x
    x = 53,676,187.35/8,404.51
  6. Step 6: Final answer
    x = 6,386.59

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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.