Home / 7,519.44-10,386.76-5,772.64

Finding the Fourth Proportional to 7,519.44, 10,386.76 and 5,772.64

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Solution

The fourth proportional to 7,519.44, 10,386.76 and 5,772.64 is: 7,973.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.44 : 10,386.76 = 5,772.64 : x
  2. Step 2: Convert to fraction form
    7,519.44/10,386.76 = 5,772.64/x
  3. Step 3: Cross multiply
    7,519.44x = 10,386.76 × 5,772.64
  4. Step 4: Simplify right side
    7,519.44x = 59,959,026.25
  5. Step 5: Solve for x
    x = 59,959,026.25/7,519.44
  6. Step 6: Final answer
    x = 7,973.87

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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.