Home / 9,426.45-13,009.77-5,447.73

Finding the Fourth Proportional to 9,426.45, 13,009.77 and 5,447.73

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Solution

The fourth proportional to 9,426.45, 13,009.77 and 5,447.73 is: 7,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.45 : 13,009.77 = 5,447.73 : x
  2. Step 2: Convert to fraction form
    9,426.45/13,009.77 = 5,447.73/x
  3. Step 3: Cross multiply
    9,426.45x = 13,009.77 × 5,447.73
  4. Step 4: Simplify right side
    9,426.45x = 70,873,714.32
  5. Step 5: Solve for x
    x = 70,873,714.32/9,426.45
  6. Step 6: Final answer
    x = 7,518.60

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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.