Home / 5,460.16-7,532.64-3,692.80

Finding the Fourth Proportional to 5,460.16, 7,532.64 and 3,692.80

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Solution

The fourth proportional to 5,460.16, 7,532.64 and 3,692.80 is: 5,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.16 : 7,532.64 = 3,692.80 : x
  2. Step 2: Convert to fraction form
    5,460.16/7,532.64 = 3,692.80/x
  3. Step 3: Cross multiply
    5,460.16x = 7,532.64 × 3,692.80
  4. Step 4: Simplify right side
    5,460.16x = 27,816,532.99
  5. Step 5: Solve for x
    x = 27,816,532.99/5,460.16
  6. Step 6: Final answer
    x = 5,094.45

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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.