Home / 5,374.34-7,409.51-3,692.64

Finding the Fourth Proportional to 5,374.34, 7,409.51 and 3,692.64

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Solution

The fourth proportional to 5,374.34, 7,409.51 and 3,692.64 is: 5,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.34 : 7,409.51 = 3,692.64 : x
  2. Step 2: Convert to fraction form
    5,374.34/7,409.51 = 3,692.64/x
  3. Step 3: Cross multiply
    5,374.34x = 7,409.51 × 3,692.64
  4. Step 4: Simplify right side
    5,374.34x = 27,360,653.01
  5. Step 5: Solve for x
    x = 27,360,653.01/5,374.34
  6. Step 6: Final answer
    x = 5,090.98

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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.