Home / 5,898.84-8,139.87-3,246.36

Finding the Fourth Proportional to 5,898.84, 8,139.87 and 3,246.36

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Solution

The fourth proportional to 5,898.84, 8,139.87 and 3,246.36 is: 4,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.84 : 8,139.87 = 3,246.36 : x
  2. Step 2: Convert to fraction form
    5,898.84/8,139.87 = 3,246.36/x
  3. Step 3: Cross multiply
    5,898.84x = 8,139.87 × 3,246.36
  4. Step 4: Simplify right side
    5,898.84x = 26,424,948.37
  5. Step 5: Solve for x
    x = 26,424,948.37/5,898.84
  6. Step 6: Final answer
    x = 4,479.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.