Home / 6,448.60-9,673.40-2,750.86

Finding the Fourth Proportional to 6,448.60, 9,673.40 and 2,750.86

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Solution

The fourth proportional to 6,448.60, 9,673.40 and 2,750.86 is: 4,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448.60 : 9,673.40 = 2,750.86 : x
  2. Step 2: Convert to fraction form
    6,448.60/9,673.40 = 2,750.86/x
  3. Step 3: Cross multiply
    6,448.60x = 9,673.40 × 2,750.86
  4. Step 4: Simplify right side
    6,448.60x = 26,610,169.12
  5. Step 5: Solve for x
    x = 26,610,169.12/6,448.60
  6. Step 6: Final answer
    x = 4,126.50

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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.