Home / 9,330.55-12,873.61-6,494.74

Finding the Fourth Proportional to 9,330.55, 12,873.61 and 6,494.74

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Solution

The fourth proportional to 9,330.55, 12,873.61 and 6,494.74 is: 8,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.55 : 12,873.61 = 6,494.74 : x
  2. Step 2: Convert to fraction form
    9,330.55/12,873.61 = 6,494.74/x
  3. Step 3: Cross multiply
    9,330.55x = 12,873.61 × 6,494.74
  4. Step 4: Simplify right side
    9,330.55x = 83,610,749.81
  5. Step 5: Solve for x
    x = 83,610,749.81/9,330.55
  6. Step 6: Final answer
    x = 8,960.97

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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.