Home / 6,890.03-9,507.91-3,746.22

Finding the Fourth Proportional to 6,890.03, 9,507.91 and 3,746.22

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Solution

The fourth proportional to 6,890.03, 9,507.91 and 3,746.22 is: 5,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.03 : 9,507.91 = 3,746.22 : x
  2. Step 2: Convert to fraction form
    6,890.03/9,507.91 = 3,746.22/x
  3. Step 3: Cross multiply
    6,890.03x = 9,507.91 × 3,746.22
  4. Step 4: Simplify right side
    6,890.03x = 35,618,675.06
  5. Step 5: Solve for x
    x = 35,618,675.06/6,890.03
  6. Step 6: Final answer
    x = 5,169.60

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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.