Home / 7,256.32-10,009.44-4,270.72

Finding the Fourth Proportional to 7,256.32, 10,009.44 and 4,270.72

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Solution

The fourth proportional to 7,256.32, 10,009.44 and 4,270.72 is: 5,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.32 : 10,009.44 = 4,270.72 : x
  2. Step 2: Convert to fraction form
    7,256.32/10,009.44 = 4,270.72/x
  3. Step 3: Cross multiply
    7,256.32x = 10,009.44 × 4,270.72
  4. Step 4: Simplify right side
    7,256.32x = 42,747,515.60
  5. Step 5: Solve for x
    x = 42,747,515.60/7,256.32
  6. Step 6: Final answer
    x = 5,891.07

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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.