Home / 7,437.71-11,156.60-2,507.39

Finding the Fourth Proportional to 7,437.71, 11,156.60 and 2,507.39

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Solution

The fourth proportional to 7,437.71, 11,156.60 and 2,507.39 is: 3,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.71 : 11,156.60 = 2,507.39 : x
  2. Step 2: Convert to fraction form
    7,437.71/11,156.60 = 2,507.39/x
  3. Step 3: Cross multiply
    7,437.71x = 11,156.60 × 2,507.39
  4. Step 4: Simplify right side
    7,437.71x = 27,973,930.19
  5. Step 5: Solve for x
    x = 27,973,930.19/7,437.71
  6. Step 6: Final answer
    x = 3,761.10

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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.