Home / 7,522.80-11,284.20-4,898.40

Finding the Fourth Proportional to 7,522.80, 11,284.20 and 4,898.40

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Solution

The fourth proportional to 7,522.80, 11,284.20 and 4,898.40 is: 7,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.80 : 11,284.20 = 4,898.40 : x
  2. Step 2: Convert to fraction form
    7,522.80/11,284.20 = 4,898.40/x
  3. Step 3: Cross multiply
    7,522.80x = 11,284.20 × 4,898.40
  4. Step 4: Simplify right side
    7,522.80x = 55,274,525.28
  5. Step 5: Solve for x
    x = 55,274,525.28/7,522.80
  6. Step 6: Final answer
    x = 7,347.60

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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.