Home / 9,316.73-12,856.51-5,336.93

Finding the Fourth Proportional to 9,316.73, 12,856.51 and 5,336.93

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Solution

The fourth proportional to 9,316.73, 12,856.51 and 5,336.93 is: 7,364.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.73 : 12,856.51 = 5,336.93 : x
  2. Step 2: Convert to fraction form
    9,316.73/12,856.51 = 5,336.93/x
  3. Step 3: Cross multiply
    9,316.73x = 12,856.51 × 5,336.93
  4. Step 4: Simplify right side
    9,316.73x = 68,614,293.91
  5. Step 5: Solve for x
    x = 68,614,293.91/9,316.73
  6. Step 6: Final answer
    x = 7,364.63

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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.