Home / 7,347.74-11,004.33-6,115.10

Finding the Fourth Proportional to 7,347.74, 11,004.33 and 6,115.10

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Solution

The fourth proportional to 7,347.74, 11,004.33 and 6,115.10 is: 9,158.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.74 : 11,004.33 = 6,115.10 : x
  2. Step 2: Convert to fraction form
    7,347.74/11,004.33 = 6,115.10/x
  3. Step 3: Cross multiply
    7,347.74x = 11,004.33 × 6,115.10
  4. Step 4: Simplify right side
    7,347.74x = 67,292,578.38
  5. Step 5: Solve for x
    x = 67,292,578.38/7,347.74
  6. Step 6: Final answer
    x = 9,158.27

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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.