Home / 9,764.95-13,476.46-5,516.79

Finding the Fourth Proportional to 9,764.95, 13,476.46 and 5,516.79

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Solution

The fourth proportional to 9,764.95, 13,476.46 and 5,516.79 is: 7,613.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.95 : 13,476.46 = 5,516.79 : x
  2. Step 2: Convert to fraction form
    9,764.95/13,476.46 = 5,516.79/x
  3. Step 3: Cross multiply
    9,764.95x = 13,476.46 × 5,516.79
  4. Step 4: Simplify right side
    9,764.95x = 74,346,799.76
  5. Step 5: Solve for x
    x = 74,346,799.76/9,764.95
  6. Step 6: Final answer
    x = 7,613.64

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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.