Home / 7,522.76-11,284.50-2,842.40

Finding the Fourth Proportional to 7,522.76, 11,284.50 and 2,842.40

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Solution

The fourth proportional to 7,522.76, 11,284.50 and 2,842.40 is: 4,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.76 : 11,284.50 = 2,842.40 : x
  2. Step 2: Convert to fraction form
    7,522.76/11,284.50 = 2,842.40/x
  3. Step 3: Cross multiply
    7,522.76x = 11,284.50 × 2,842.40
  4. Step 4: Simplify right side
    7,522.76x = 32,075,062.80
  5. Step 5: Solve for x
    x = 32,075,062.80/7,522.76
  6. Step 6: Final answer
    x = 4,263.74

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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.