Home / 7,020.71-9,684.56-5,004.57

Finding the Fourth Proportional to 7,020.71, 9,684.56 and 5,004.57

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Solution

The fourth proportional to 7,020.71, 9,684.56 and 5,004.57 is: 6,903.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.71 : 9,684.56 = 5,004.57 : x
  2. Step 2: Convert to fraction form
    7,020.71/9,684.56 = 5,004.57/x
  3. Step 3: Cross multiply
    7,020.71x = 9,684.56 × 5,004.57
  4. Step 4: Simplify right side
    7,020.71x = 48,467,033.42
  5. Step 5: Solve for x
    x = 48,467,033.42/7,020.71
  6. Step 6: Final answer
    x = 6,903.44

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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.