Home / 9,951.30-13,733.37-5,703.68

Finding the Fourth Proportional to 9,951.30, 13,733.37 and 5,703.68

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Solution

The fourth proportional to 9,951.30, 13,733.37 and 5,703.68 is: 7,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.30 : 13,733.37 = 5,703.68 : x
  2. Step 2: Convert to fraction form
    9,951.30/13,733.37 = 5,703.68/x
  3. Step 3: Cross multiply
    9,951.30x = 13,733.37 × 5,703.68
  4. Step 4: Simplify right side
    9,951.30x = 78,330,679.13
  5. Step 5: Solve for x
    x = 78,330,679.13/9,951.30
  6. Step 6: Final answer
    x = 7,871.40

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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.