Home / 5,491.05-7,577.65-2,973.16

Finding the Fourth Proportional to 5,491.05, 7,577.65 and 2,973.16

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Solution

The fourth proportional to 5,491.05, 7,577.65 and 2,973.16 is: 4,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.05 : 7,577.65 = 2,973.16 : x
  2. Step 2: Convert to fraction form
    5,491.05/7,577.65 = 2,973.16/x
  3. Step 3: Cross multiply
    5,491.05x = 7,577.65 × 2,973.16
  4. Step 4: Simplify right side
    5,491.05x = 22,529,549.39
  5. Step 5: Solve for x
    x = 22,529,549.39/5,491.05
  6. Step 6: Final answer
    x = 4,102.96

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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.