Home / 9,867.18-13,602.57-6,087.81

Finding the Fourth Proportional to 9,867.18, 13,602.57 and 6,087.81

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Solution

The fourth proportional to 9,867.18, 13,602.57 and 6,087.81 is: 8,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.18 : 13,602.57 = 6,087.81 : x
  2. Step 2: Convert to fraction form
    9,867.18/13,602.57 = 6,087.81/x
  3. Step 3: Cross multiply
    9,867.18x = 13,602.57 × 6,087.81
  4. Step 4: Simplify right side
    9,867.18x = 82,809,861.67
  5. Step 5: Solve for x
    x = 82,809,861.67/9,867.18
  6. Step 6: Final answer
    x = 8,392.45

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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.