Home / 9,009.44-12,433.32-5,031.54

Finding the Fourth Proportional to 9,009.44, 12,433.32 and 5,031.54

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Solution

The fourth proportional to 9,009.44, 12,433.32 and 5,031.54 is: 6,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.44 : 12,433.32 = 5,031.54 : x
  2. Step 2: Convert to fraction form
    9,009.44/12,433.32 = 5,031.54/x
  3. Step 3: Cross multiply
    9,009.44x = 12,433.32 × 5,031.54
  4. Step 4: Simplify right side
    9,009.44x = 62,558,746.91
  5. Step 5: Solve for x
    x = 62,558,746.91/9,009.44
  6. Step 6: Final answer
    x = 6,943.69

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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.