Home / 7,516.74-11,280.90-4,232.72

Finding the Fourth Proportional to 7,516.74, 11,280.90 and 4,232.72

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Solution

The fourth proportional to 7,516.74, 11,280.90 and 4,232.72 is: 6,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.74 : 11,280.90 = 4,232.72 : x
  2. Step 2: Convert to fraction form
    7,516.74/11,280.90 = 4,232.72/x
  3. Step 3: Cross multiply
    7,516.74x = 11,280.90 × 4,232.72
  4. Step 4: Simplify right side
    7,516.74x = 47,748,891.05
  5. Step 5: Solve for x
    x = 47,748,891.05/7,516.74
  6. Step 6: Final answer
    x = 6,352.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.