Home / 5,004.05-7,506.41-1,306.40

Finding the Fourth Proportional to 5,004.05, 7,506.41 and 1,306.40

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Solution

The fourth proportional to 5,004.05, 7,506.41 and 1,306.40 is: 1,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.05 : 7,506.41 = 1,306.40 : x
  2. Step 2: Convert to fraction form
    5,004.05/7,506.41 = 1,306.40/x
  3. Step 3: Cross multiply
    5,004.05x = 7,506.41 × 1,306.40
  4. Step 4: Simplify right side
    5,004.05x = 9,806,329.96
  5. Step 5: Solve for x
    x = 9,806,329.96/5,004.05
  6. Step 6: Final answer
    x = 1,959.68

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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.