Home / 5,004.36-7,506.81-1,306.60

Finding the Fourth Proportional to 5,004.36, 7,506.81 and 1,306.60

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Solution

The fourth proportional to 5,004.36, 7,506.81 and 1,306.60 is: 1,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.36 : 7,506.81 = 1,306.60 : x
  2. Step 2: Convert to fraction form
    5,004.36/7,506.81 = 1,306.60/x
  3. Step 3: Cross multiply
    5,004.36x = 7,506.81 × 1,306.60
  4. Step 4: Simplify right side
    5,004.36x = 9,808,379.18
  5. Step 5: Solve for x
    x = 9,808,379.18/5,004.36
  6. Step 6: Final answer
    x = 1,959.97

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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.