Home / 7,325.20-10,989.16-2,395.10

Finding the Fourth Proportional to 7,325.20, 10,989.16 and 2,395.10

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Solution

The fourth proportional to 7,325.20, 10,989.16 and 2,395.10 is: 3,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.20 : 10,989.16 = 2,395.10 : x
  2. Step 2: Convert to fraction form
    7,325.20/10,989.16 = 2,395.10/x
  3. Step 3: Cross multiply
    7,325.20x = 10,989.16 × 2,395.10
  4. Step 4: Simplify right side
    7,325.20x = 26,320,070.19
  5. Step 5: Solve for x
    x = 26,320,070.19/7,325.20
  6. Step 6: Final answer
    x = 3,593.09

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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.