Home / 9,845.40-13,587.18-5,596.38

Finding the Fourth Proportional to 9,845.40, 13,587.18 and 5,596.38

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Solution

The fourth proportional to 9,845.40, 13,587.18 and 5,596.38 is: 7,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.40 : 13,587.18 = 5,596.38 : x
  2. Step 2: Convert to fraction form
    9,845.40/13,587.18 = 5,596.38/x
  3. Step 3: Cross multiply
    9,845.40x = 13,587.18 × 5,596.38
  4. Step 4: Simplify right side
    9,845.40x = 76,039,022.41
  5. Step 5: Solve for x
    x = 76,039,022.41/9,845.40
  6. Step 6: Final answer
    x = 7,723.30

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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.