Home / 10,619.18-14,650.37-6,842.04

Finding the Fourth Proportional to 10,619.18, 14,650.37 and 6,842.04

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Solution

The fourth proportional to 10,619.18, 14,650.37 and 6,842.04 is: 9,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.18 : 14,650.37 = 6,842.04 : x
  2. Step 2: Convert to fraction form
    10,619.18/14,650.37 = 6,842.04/x
  3. Step 3: Cross multiply
    10,619.18x = 14,650.37 × 6,842.04
  4. Step 4: Simplify right side
    10,619.18x = 100,238,434.66
  5. Step 5: Solve for x
    x = 100,238,434.66/10,619.18
  6. Step 6: Final answer
    x = 9,439.38

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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.