Home / 8,404.89-11,598.57-4,627.86

Finding the Fourth Proportional to 8,404.89, 11,598.57 and 4,627.86

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Solution

The fourth proportional to 8,404.89, 11,598.57 and 4,627.86 is: 6,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.89 : 11,598.57 = 4,627.86 : x
  2. Step 2: Convert to fraction form
    8,404.89/11,598.57 = 4,627.86/x
  3. Step 3: Cross multiply
    8,404.89x = 11,598.57 × 4,627.86
  4. Step 4: Simplify right side
    8,404.89x = 53,676,558.16
  5. Step 5: Solve for x
    x = 53,676,558.16/8,404.89
  6. Step 6: Final answer
    x = 6,386.35

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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.