Home / 4,639.50-6,959.12-1,717.74

Finding the Fourth Proportional to 4,639.50, 6,959.12 and 1,717.74

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Solution

The fourth proportional to 4,639.50, 6,959.12 and 1,717.74 is: 2,576.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.50 : 6,959.12 = 1,717.74 : x
  2. Step 2: Convert to fraction form
    4,639.50/6,959.12 = 1,717.74/x
  3. Step 3: Cross multiply
    4,639.50x = 6,959.12 × 1,717.74
  4. Step 4: Simplify right side
    4,639.50x = 11,953,950.20
  5. Step 5: Solve for x
    x = 11,953,950.20/4,639.50
  6. Step 6: Final answer
    x = 2,576.56

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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.