Home / 9,880.35-13,635.06-5,901.81

Finding the Fourth Proportional to 9,880.35, 13,635.06 and 5,901.81

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Solution

The fourth proportional to 9,880.35, 13,635.06 and 5,901.81 is: 8,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880.35 : 13,635.06 = 5,901.81 : x
  2. Step 2: Convert to fraction form
    9,880.35/13,635.06 = 5,901.81/x
  3. Step 3: Cross multiply
    9,880.35x = 13,635.06 × 5,901.81
  4. Step 4: Simplify right side
    9,880.35x = 80,471,533.46
  5. Step 5: Solve for x
    x = 80,471,533.46/9,880.35
  6. Step 6: Final answer
    x = 8,144.60

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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.