Home / 9,845.69-13,585.74-6,313.70

Finding the Fourth Proportional to 9,845.69, 13,585.74 and 6,313.70

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Solution

The fourth proportional to 9,845.69, 13,585.74 and 6,313.70 is: 8,712.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.69 : 13,585.74 = 6,313.70 : x
  2. Step 2: Convert to fraction form
    9,845.69/13,585.74 = 6,313.70/x
  3. Step 3: Cross multiply
    9,845.69x = 13,585.74 × 6,313.70
  4. Step 4: Simplify right side
    9,845.69x = 85,776,286.64
  5. Step 5: Solve for x
    x = 85,776,286.64/9,845.69
  6. Step 6: Final answer
    x = 8,712.06

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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.