Home / 7,659.76-10,574.40-4,516.96

Finding the Fourth Proportional to 7,659.76, 10,574.40 and 4,516.96

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Solution

The fourth proportional to 7,659.76, 10,574.40 and 4,516.96 is: 6,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.76 : 10,574.40 = 4,516.96 : x
  2. Step 2: Convert to fraction form
    7,659.76/10,574.40 = 4,516.96/x
  3. Step 3: Cross multiply
    7,659.76x = 10,574.40 × 4,516.96
  4. Step 4: Simplify right side
    7,659.76x = 47,764,141.82
  5. Step 5: Solve for x
    x = 47,764,141.82/7,659.76
  6. Step 6: Final answer
    x = 6,235.72

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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.