Home / 9,558.19-13,194.46-7,439.53

Finding the Fourth Proportional to 9,558.19, 13,194.46 and 7,439.53

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Solution

The fourth proportional to 9,558.19, 13,194.46 and 7,439.53 is: 10,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.19 : 13,194.46 = 7,439.53 : x
  2. Step 2: Convert to fraction form
    9,558.19/13,194.46 = 7,439.53/x
  3. Step 3: Cross multiply
    9,558.19x = 13,194.46 × 7,439.53
  4. Step 4: Simplify right side
    9,558.19x = 98,160,581.00
  5. Step 5: Solve for x
    x = 98,160,581.00/9,558.19
  6. Step 6: Final answer
    x = 10,269.79

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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.