Home / 7,013.90-10,506.27-3,319.09

Finding the Fourth Proportional to 7,013.90, 10,506.27 and 3,319.09

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Solution

The fourth proportional to 7,013.90, 10,506.27 and 3,319.09 is: 4,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.90 : 10,506.27 = 3,319.09 : x
  2. Step 2: Convert to fraction form
    7,013.90/10,506.27 = 3,319.09/x
  3. Step 3: Cross multiply
    7,013.90x = 10,506.27 × 3,319.09
  4. Step 4: Simplify right side
    7,013.90x = 34,871,241.88
  5. Step 5: Solve for x
    x = 34,871,241.88/7,013.90
  6. Step 6: Final answer
    x = 4,971.73

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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.