Home / 6,847.13-10,270.70-1,653

Finding the Fourth Proportional to 6,847.13, 10,270.70 and 1,653

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Solution

The fourth proportional to 6,847.13, 10,270.70 and 1,653 is: 2,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.13 : 10,270.70 = 1,653 : x
  2. Step 2: Convert to fraction form
    6,847.13/10,270.70 = 1,653/x
  3. Step 3: Cross multiply
    6,847.13x = 10,270.70 × 1,653
  4. Step 4: Simplify right side
    6,847.13x = 16,977,458.84
  5. Step 5: Solve for x
    x = 16,977,458.84/6,847.13
  6. Step 6: Final answer
    x = 2,479.50

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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.