Home / 6,618.41-9,133.40-3,823.91

Finding the Fourth Proportional to 6,618.41, 9,133.40 and 3,823.91

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Solution

The fourth proportional to 6,618.41, 9,133.40 and 3,823.91 is: 5,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.41 : 9,133.40 = 3,823.91 : x
  2. Step 2: Convert to fraction form
    6,618.41/9,133.40 = 3,823.91/x
  3. Step 3: Cross multiply
    6,618.41x = 9,133.40 × 3,823.91
  4. Step 4: Simplify right side
    6,618.41x = 34,925,276.76
  5. Step 5: Solve for x
    x = 34,925,276.76/6,618.41
  6. Step 6: Final answer
    x = 5,276.99

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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.