Home / 7,532.40-11,298.60-3,637.20

Finding the Fourth Proportional to 7,532.40, 11,298.60 and 3,637.20

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Solution

The fourth proportional to 7,532.40, 11,298.60 and 3,637.20 is: 5,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.40 : 11,298.60 = 3,637.20 : x
  2. Step 2: Convert to fraction form
    7,532.40/11,298.60 = 3,637.20/x
  3. Step 3: Cross multiply
    7,532.40x = 11,298.60 × 3,637.20
  4. Step 4: Simplify right side
    7,532.40x = 41,095,267.92
  5. Step 5: Solve for x
    x = 41,095,267.92/7,532.40
  6. Step 6: Final answer
    x = 5,455.80

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Similar ratio
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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.