Home / 3,235.67-4,466.93-2,178.99

Finding the Fourth Proportional to 3,235.67, 4,466.93 and 2,178.99

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Solution

The fourth proportional to 3,235.67, 4,466.93 and 2,178.99 is: 3,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.67 : 4,466.93 = 2,178.99 : x
  2. Step 2: Convert to fraction form
    3,235.67/4,466.93 = 2,178.99/x
  3. Step 3: Cross multiply
    3,235.67x = 4,466.93 × 2,178.99
  4. Step 4: Simplify right side
    3,235.67x = 9,733,384.91
  5. Step 5: Solve for x
    x = 9,733,384.91/3,235.67
  6. Step 6: Final answer
    x = 3,008.16

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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.