Home / 2,615.72-3,925.93-2,337.64

Finding the Fourth Proportional to 2,615.72, 3,925.93 and 2,337.64

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Solution

The fourth proportional to 2,615.72, 3,925.93 and 2,337.64 is: 3,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.72 : 3,925.93 = 2,337.64 : x
  2. Step 2: Convert to fraction form
    2,615.72/3,925.93 = 2,337.64/x
  3. Step 3: Cross multiply
    2,615.72x = 3,925.93 × 2,337.64
  4. Step 4: Simplify right side
    2,615.72x = 9,177,411.01
  5. Step 5: Solve for x
    x = 9,177,411.01/2,615.72
  6. Step 6: Final answer
    x = 3,508.56

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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.