Home / 9,646.19-14,469.20-7,320.48

Finding the Fourth Proportional to 9,646.19, 14,469.20 and 7,320.48

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Solution

The fourth proportional to 9,646.19, 14,469.20 and 7,320.48 is: 10,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.19 : 14,469.20 = 7,320.48 : x
  2. Step 2: Convert to fraction form
    9,646.19/14,469.20 = 7,320.48/x
  3. Step 3: Cross multiply
    9,646.19x = 14,469.20 × 7,320.48
  4. Step 4: Simplify right side
    9,646.19x = 105,921,489.22
  5. Step 5: Solve for x
    x = 105,921,489.22/9,646.19
  6. Step 6: Final answer
    x = 10,980.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.