Home / 5,440.32-7,507.08-3,050.64

Finding the Fourth Proportional to 5,440.32, 7,507.08 and 3,050.64

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Solution

The fourth proportional to 5,440.32, 7,507.08 and 3,050.64 is: 4,209.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.32 : 7,507.08 = 3,050.64 : x
  2. Step 2: Convert to fraction form
    5,440.32/7,507.08 = 3,050.64/x
  3. Step 3: Cross multiply
    5,440.32x = 7,507.08 × 3,050.64
  4. Step 4: Simplify right side
    5,440.32x = 22,901,398.53
  5. Step 5: Solve for x
    x = 22,901,398.53/5,440.32
  6. Step 6: Final answer
    x = 4,209.57

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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.