Home / 7,325.90-10,987.72-2,395.57

Finding the Fourth Proportional to 7,325.90, 10,987.72 and 2,395.57

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Solution

The fourth proportional to 7,325.90, 10,987.72 and 2,395.57 is: 3,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.90 : 10,987.72 = 2,395.57 : x
  2. Step 2: Convert to fraction form
    7,325.90/10,987.72 = 2,395.57/x
  3. Step 3: Cross multiply
    7,325.90x = 10,987.72 × 2,395.57
  4. Step 4: Simplify right side
    7,325.90x = 26,321,852.40
  5. Step 5: Solve for x
    x = 26,321,852.40/7,325.90
  6. Step 6: Final answer
    x = 3,592.99

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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.