Home / 4,826.43-7,240.55-1,904.76

Finding the Fourth Proportional to 4,826.43, 7,240.55 and 1,904.76

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Solution

The fourth proportional to 4,826.43, 7,240.55 and 1,904.76 is: 2,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.43 : 7,240.55 = 1,904.76 : x
  2. Step 2: Convert to fraction form
    4,826.43/7,240.55 = 1,904.76/x
  3. Step 3: Cross multiply
    4,826.43x = 7,240.55 × 1,904.76
  4. Step 4: Simplify right side
    4,826.43x = 13,791,510.02
  5. Step 5: Solve for x
    x = 13,791,510.02/4,826.43
  6. Step 6: Final answer
    x = 2,857.50

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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.