Home / 9,818.43-14,739.65-6,489.55

Finding the Fourth Proportional to 9,818.43, 14,739.65 and 6,489.55

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Solution

The fourth proportional to 9,818.43, 14,739.65 and 6,489.55 is: 9,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.43 : 14,739.65 = 6,489.55 : x
  2. Step 2: Convert to fraction form
    9,818.43/14,739.65 = 6,489.55/x
  3. Step 3: Cross multiply
    9,818.43x = 14,739.65 × 6,489.55
  4. Step 4: Simplify right side
    9,818.43x = 95,653,695.66
  5. Step 5: Solve for x
    x = 95,653,695.66/9,818.43
  6. Step 6: Final answer
    x = 9,742.26

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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.