Home / 9,305.55-12,841.80-5,056.68

Finding the Fourth Proportional to 9,305.55, 12,841.80 and 5,056.68

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Solution

The fourth proportional to 9,305.55, 12,841.80 and 5,056.68 is: 6,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305.55 : 12,841.80 = 5,056.68 : x
  2. Step 2: Convert to fraction form
    9,305.55/12,841.80 = 5,056.68/x
  3. Step 3: Cross multiply
    9,305.55x = 12,841.80 × 5,056.68
  4. Step 4: Simplify right side
    9,305.55x = 64,936,873.22
  5. Step 5: Solve for x
    x = 64,936,873.22/9,305.55
  6. Step 6: Final answer
    x = 6,978.30

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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.