Home / 9,925.22-13,688.73-6,145.72

Finding the Fourth Proportional to 9,925.22, 13,688.73 and 6,145.72

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Solution

The fourth proportional to 9,925.22, 13,688.73 and 6,145.72 is: 8,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.22 : 13,688.73 = 6,145.72 : x
  2. Step 2: Convert to fraction form
    9,925.22/13,688.73 = 6,145.72/x
  3. Step 3: Cross multiply
    9,925.22x = 13,688.73 × 6,145.72
  4. Step 4: Simplify right side
    9,925.22x = 84,127,067.51
  5. Step 5: Solve for x
    x = 84,127,067.51/9,925.22
  6. Step 6: Final answer
    x = 8,476.09

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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.