Home / 6,877.60-10,316.40-2,260.60

Finding the Fourth Proportional to 6,877.60, 10,316.40 and 2,260.60

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Solution

The fourth proportional to 6,877.60, 10,316.40 and 2,260.60 is: 3,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.60 : 10,316.40 = 2,260.60 : x
  2. Step 2: Convert to fraction form
    6,877.60/10,316.40 = 2,260.60/x
  3. Step 3: Cross multiply
    6,877.60x = 10,316.40 × 2,260.60
  4. Step 4: Simplify right side
    6,877.60x = 23,321,253.84
  5. Step 5: Solve for x
    x = 23,321,253.84/6,877.60
  6. Step 6: Final answer
    x = 3,390.90

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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.