Home / 7,536.15-10,400.49-4,180.01

Finding the Fourth Proportional to 7,536.15, 10,400.49 and 4,180.01

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Solution

The fourth proportional to 7,536.15, 10,400.49 and 4,180.01 is: 5,768.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.15 : 10,400.49 = 4,180.01 : x
  2. Step 2: Convert to fraction form
    7,536.15/10,400.49 = 4,180.01/x
  3. Step 3: Cross multiply
    7,536.15x = 10,400.49 × 4,180.01
  4. Step 4: Simplify right side
    7,536.15x = 43,474,100.20
  5. Step 5: Solve for x
    x = 43,474,100.20/7,536.15
  6. Step 6: Final answer
    x = 5,768.74

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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.