Home / 6,670.40-10,005.60-2,968.70

Finding the Fourth Proportional to 6,670.40, 10,005.60 and 2,968.70

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Solution

The fourth proportional to 6,670.40, 10,005.60 and 2,968.70 is: 4,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.40 : 10,005.60 = 2,968.70 : x
  2. Step 2: Convert to fraction form
    6,670.40/10,005.60 = 2,968.70/x
  3. Step 3: Cross multiply
    6,670.40x = 10,005.60 × 2,968.70
  4. Step 4: Simplify right side
    6,670.40x = 29,703,624.72
  5. Step 5: Solve for x
    x = 29,703,624.72/6,670.40
  6. Step 6: Final answer
    x = 4,453.05

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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.