Home / 7,507.47-11,248.87-2,574.41

Finding the Fourth Proportional to 7,507.47, 11,248.87 and 2,574.41

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Solution

The fourth proportional to 7,507.47, 11,248.87 and 2,574.41 is: 3,857.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.47 : 11,248.87 = 2,574.41 : x
  2. Step 2: Convert to fraction form
    7,507.47/11,248.87 = 2,574.41/x
  3. Step 3: Cross multiply
    7,507.47x = 11,248.87 × 2,574.41
  4. Step 4: Simplify right side
    7,507.47x = 28,959,203.42
  5. Step 5: Solve for x
    x = 28,959,203.42/7,507.47
  6. Step 6: Final answer
    x = 3,857.39

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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.