Home / 7,316.45-10,094.20-4,129.36

Finding the Fourth Proportional to 7,316.45, 10,094.20 and 4,129.36

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Solution

The fourth proportional to 7,316.45, 10,094.20 and 4,129.36 is: 5,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.45 : 10,094.20 = 4,129.36 : x
  2. Step 2: Convert to fraction form
    7,316.45/10,094.20 = 4,129.36/x
  3. Step 3: Cross multiply
    7,316.45x = 10,094.20 × 4,129.36
  4. Step 4: Simplify right side
    7,316.45x = 41,682,585.71
  5. Step 5: Solve for x
    x = 41,682,585.71/7,316.45
  6. Step 6: Final answer
    x = 5,697.11

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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.