Home / 7,015.03-9,681.26-4,031.59

Finding the Fourth Proportional to 7,015.03, 9,681.26 and 4,031.59

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Solution

The fourth proportional to 7,015.03, 9,681.26 and 4,031.59 is: 5,563.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.03 : 9,681.26 = 4,031.59 : x
  2. Step 2: Convert to fraction form
    7,015.03/9,681.26 = 4,031.59/x
  3. Step 3: Cross multiply
    7,015.03x = 9,681.26 × 4,031.59
  4. Step 4: Simplify right side
    7,015.03x = 39,030,850.85
  5. Step 5: Solve for x
    x = 39,030,850.85/7,015.03
  6. Step 6: Final answer
    x = 5,563.89

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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.