Home / 2,526.12-3,771.50-2,378.70

Finding the Fourth Proportional to 2,526.12, 3,771.50 and 2,378.70

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Solution

The fourth proportional to 2,526.12, 3,771.50 and 2,378.70 is: 3,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.12 : 3,771.50 = 2,378.70 : x
  2. Step 2: Convert to fraction form
    2,526.12/3,771.50 = 2,378.70/x
  3. Step 3: Cross multiply
    2,526.12x = 3,771.50 × 2,378.70
  4. Step 4: Simplify right side
    2,526.12x = 8,971,255.16
  5. Step 5: Solve for x
    x = 8,971,255.16/2,526.12
  6. Step 6: Final answer
    x = 3,551.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.