Home / 8,873.39-13,314.59-5,913.86

Finding the Fourth Proportional to 8,873.39, 13,314.59 and 5,913.86

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Solution

The fourth proportional to 8,873.39, 13,314.59 and 5,913.86 is: 8,873.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873.39 : 13,314.59 = 5,913.86 : x
  2. Step 2: Convert to fraction form
    8,873.39/13,314.59 = 5,913.86/x
  3. Step 3: Cross multiply
    8,873.39x = 13,314.59 × 5,913.86
  4. Step 4: Simplify right side
    8,873.39x = 78,740,621.22
  5. Step 5: Solve for x
    x = 78,740,621.22/8,873.39
  6. Step 6: Final answer
    x = 8,873.79

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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.