Home / 7,077.06-10,615.59-3,176.91

Finding the Fourth Proportional to 7,077.06, 10,615.59 and 3,176.91

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Solution

The fourth proportional to 7,077.06, 10,615.59 and 3,176.91 is: 4,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.06 : 10,615.59 = 3,176.91 : x
  2. Step 2: Convert to fraction form
    7,077.06/10,615.59 = 3,176.91/x
  3. Step 3: Cross multiply
    7,077.06x = 10,615.59 × 3,176.91
  4. Step 4: Simplify right side
    7,077.06x = 33,724,774.03
  5. Step 5: Solve for x
    x = 33,724,774.03/7,077.06
  6. Step 6: Final answer
    x = 4,765.37

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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.