Home / 7,177.10-9,905.18-4,346.02

Finding the Fourth Proportional to 7,177.10, 9,905.18 and 4,346.02

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Solution

The fourth proportional to 7,177.10, 9,905.18 and 4,346.02 is: 5,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.10 : 9,905.18 = 4,346.02 : x
  2. Step 2: Convert to fraction form
    7,177.10/9,905.18 = 4,346.02/x
  3. Step 3: Cross multiply
    7,177.10x = 9,905.18 × 4,346.02
  4. Step 4: Simplify right side
    7,177.10x = 43,048,110.38
  5. Step 5: Solve for x
    x = 43,048,110.38/7,177.10
  6. Step 6: Final answer
    x = 5,997.98

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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.